78859040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1282

約数の個数: 96

約数和(自身を含む): 207277056

約数和(自身を除く): 128418016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 992, 1040, 1223, 1240, 1612, 2015, 2080, 2446, 2480, 3224, 4030, 4892, 4960, 6115, 6448, 8060, 9784, 12230, 12896, 15899, 16120, 19568, 24460, 31798, 32240, 37913, 39136, 48920, 63596, 64480, 75826, 79495, 97840, 127192, 151652, 158990, 189565, 195680, 254384, 303304, 317980, 379130, 492869, 508768, 606608, 635960, 758260, 985738, 1213216, 1271920, 1516520, 1971476, 2464345, 2543840, 3033040, 3942952, 4928690, 6066080, 7885904, 9857380, 15771808, 19714760, 39429520, 78859040]

約数ペア:

[(1, 78859040), (2, 39429520), (4, 19714760), (5, 15771808), (8, 9857380), (10, 7885904), (13, 6066080), (16, 4928690), (20, 3942952), (26, 3033040), (31, 2543840), (32, 2464345), (40, 1971476), (52, 1516520), (62, 1271920), (65, 1213216), (80, 985738), (104, 758260), (124, 635960), (130, 606608), (155, 508768), (160, 492869), (208, 379130), (248, 317980), (260, 303304), (310, 254384), (403, 195680), (416, 189565), (496, 158990), (520, 151652), (620, 127192), (806, 97840), (992, 79495), (1040, 75826), (1223, 64480), (1240, 63596), (1612, 48920), (2015, 39136), (2080, 37913), (2446, 32240), (2480, 31798), (3224, 24460), (4030, 19568), (4892, 16120), (4960, 15899), (6115, 12896), (6448, 12230), (8060, 9784)]