65831200

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 144

約数和(自身を含む): 174363840

約数和(自身を除く): 108532640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 61, 71, 76, 80, 95, 100, 122, 142, 152, 160, 190, 200, 244, 284, 304, 305, 355, 380, 400, 475, 488, 568, 608, 610, 710, 760, 800, 950, 976, 1136, 1159, 1220, 1349, 1420, 1520, 1525, 1775, 1900, 1952, 2272, 2318, 2440, 2698, 2840, 3040, 3050, 3550, 3800, 4331, 4636, 4880, 5396, 5680, 5795, 6100, 6745, 7100, 7600, 8662, 9272, 9760, 10792, 11360, 11590, 12200, 13490, 14200, 15200, 17324, 18544, 21584, 21655, 23180, 24400, 26980, 28400, 28975, 33725, 34648, 37088, 43168, 43310, 46360, 48800, 53960, 56800, 57950, 67450, 69296, 82289, 86620, 92720, 107920, 108275, 115900, 134900, 138592, 164578, 173240, 185440, 215840, 216550, 231800, 269800, 329156, 346480, 411445, 433100, 463600, 539600, 658312, 692960, 822890, 866200, 927200, 1079200, 1316624, 1645780, 1732400, 2057225, 2633248, 3291560, 3464800, 4114450, 6583120, 8228900, 13166240, 16457800, 32915600, 65831200]

約数ペア:

[(1, 65831200), (2, 32915600), (4, 16457800), (5, 13166240), (8, 8228900), (10, 6583120), (16, 4114450), (19, 3464800), (20, 3291560), (25, 2633248), (32, 2057225), (38, 1732400), (40, 1645780), (50, 1316624), (61, 1079200), (71, 927200), (76, 866200), (80, 822890), (95, 692960), (100, 658312), (122, 539600), (142, 463600), (152, 433100), (160, 411445), (190, 346480), (200, 329156), (244, 269800), (284, 231800), (304, 216550), (305, 215840), (355, 185440), (380, 173240), (400, 164578), (475, 138592), (488, 134900), (568, 115900), (608, 108275), (610, 107920), (710, 92720), (760, 86620), (800, 82289), (950, 69296), (976, 67450), (1136, 57950), (1159, 56800), (1220, 53960), (1349, 48800), (1420, 46360), (1520, 43310), (1525, 43168), (1775, 37088), (1900, 34648), (1952, 33725), (2272, 28975), (2318, 28400), (2440, 26980), (2698, 24400), (2840, 23180), (3040, 21655), (3050, 21584), (3550, 18544), (3800, 17324), (4331, 15200), (4636, 14200), (4880, 13490), (5396, 12200), (5680, 11590), (5795, 11360), (6100, 10792), (6745, 9760), (7100, 9272), (7600, 8662)]