78595400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:128

約数の個数: 192

約数和(自身を含む): 217694400

約数和(自身を除く): 139099000

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 37, 38, 40, 43, 50, 52, 65, 74, 76, 86, 95, 100, 104, 130, 148, 152, 172, 185, 190, 200, 215, 247, 260, 296, 325, 344, 370, 380, 430, 475, 481, 494, 520, 559, 650, 703, 740, 760, 817, 860, 925, 950, 962, 988, 1075, 1118, 1235, 1300, 1406, 1480, 1591, 1634, 1720, 1850, 1900, 1924, 1976, 2150, 2236, 2405, 2470, 2600, 2795, 2812, 3182, 3268, 3515, 3700, 3800, 3848, 4085, 4300, 4472, 4810, 4940, 5590, 5624, 6175, 6364, 6536, 7030, 7400, 7955, 8170, 8600, 9139, 9620, 9880, 10621, 11180, 12025, 12350, 12728, 13975, 14060, 15910, 16340, 17575, 18278, 19240, 20425, 20683, 21242, 22360, 24050, 24700, 27950, 28120, 30229, 31820, 32680, 35150, 36556, 39775, 40850, 41366, 42484, 45695, 48100, 49400, 53105, 55900, 60458, 63640, 70300, 73112, 79550, 81700, 82732, 84968, 91390, 96200, 103415, 106210, 111800, 120916, 140600, 151145, 159100, 163400, 165464, 182780, 206830, 212420, 228475, 241832, 265525, 302290, 318200, 365560, 392977, 413660, 424840, 456950, 517075, 531050, 604580, 755725, 785954, 827320, 913900, 1034150, 1062100, 1209160, 1511450, 1571908, 1827800, 1964885, 2068300, 2124200, 3022900, 3143816, 3929770, 4136600, 6045800, 7859540, 9824425, 15719080, 19648850, 39297700, 78595400]

約数ペア:

[(1, 78595400), (2, 39297700), (4, 19648850), (5, 15719080), (8, 9824425), (10, 7859540), (13, 6045800), (19, 4136600), (20, 3929770), (25, 3143816), (26, 3022900), (37, 2124200), (38, 2068300), (40, 1964885), (43, 1827800), (50, 1571908), (52, 1511450), (65, 1209160), (74, 1062100), (76, 1034150), (86, 913900), (95, 827320), (100, 785954), (104, 755725), (130, 604580), (148, 531050), (152, 517075), (172, 456950), (185, 424840), (190, 413660), (200, 392977), (215, 365560), (247, 318200), (260, 302290), (296, 265525), (325, 241832), (344, 228475), (370, 212420), (380, 206830), (430, 182780), (475, 165464), (481, 163400), (494, 159100), (520, 151145), (559, 140600), (650, 120916), (703, 111800), (740, 106210), (760, 103415), (817, 96200), (860, 91390), (925, 84968), (950, 82732), (962, 81700), (988, 79550), (1075, 73112), (1118, 70300), (1235, 63640), (1300, 60458), (1406, 55900), (1480, 53105), (1591, 49400), (1634, 48100), (1720, 45695), (1850, 42484), (1900, 41366), (1924, 40850), (1976, 39775), (2150, 36556), (2236, 35150), (2405, 32680), (2470, 31820), (2600, 30229), (2795, 28120), (2812, 27950), (3182, 24700), (3268, 24050), (3515, 22360), (3700, 21242), (3800, 20683), (3848, 20425), (4085, 19240), (4300, 18278), (4472, 17575), (4810, 16340), (4940, 15910), (5590, 14060), (5624, 13975), (6175, 12728), (6364, 12350), (6536, 12025), (7030, 11180), (7400, 10621), (7955, 9880), (8170, 9620), (8600, 9139)]