345800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:55

約数の個数: 96

約数和(自身を含む): 1041600

約数和(自身を除く): 695800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 25, 26, 28, 35, 38, 40, 50, 52, 56, 65, 70, 76, 91, 95, 100, 104, 130, 133, 140, 152, 175, 182, 190, 200, 247, 260, 266, 280, 325, 350, 364, 380, 455, 475, 494, 520, 532, 650, 665, 700, 728, 760, 910, 950, 988, 1064, 1235, 1300, 1330, 1400, 1729, 1820, 1900, 1976, 2275, 2470, 2600, 2660, 3325, 3458, 3640, 3800, 4550, 4940, 5320, 6175, 6650, 6916, 8645, 9100, 9880, 12350, 13300, 13832, 17290, 18200, 24700, 26600, 34580, 43225, 49400, 69160, 86450, 172900, 345800]

約数ペア:

[(1, 345800), (2, 172900), (4, 86450), (5, 69160), (7, 49400), (8, 43225), (10, 34580), (13, 26600), (14, 24700), (19, 18200), (20, 17290), (25, 13832), (26, 13300), (28, 12350), (35, 9880), (38, 9100), (40, 8645), (50, 6916), (52, 6650), (56, 6175), (65, 5320), (70, 4940), (76, 4550), (91, 3800), (95, 3640), (100, 3458), (104, 3325), (130, 2660), (133, 2600), (140, 2470), (152, 2275), (175, 1976), (182, 1900), (190, 1820), (200, 1729), (247, 1400), (260, 1330), (266, 1300), (280, 1235), (325, 1064), (350, 988), (364, 950), (380, 910), (455, 760), (475, 728), (494, 700), (520, 665), (532, 650)]