69842750

素因数分解:

$2^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 137142720

約数和(自身を除く): 67299970

約数列:

[1, 2, 5, 10, 25, 43, 50, 73, 86, 89, 125, 146, 178, 215, 250, 365, 430, 445, 730, 890, 1075, 1825, 2150, 2225, 3139, 3650, 3827, 4450, 5375, 6278, 6497, 7654, 9125, 10750, 11125, 12994, 15695, 18250, 19135, 22250, 31390, 32485, 38270, 64970, 78475, 95675, 156950, 162425, 191350, 279371, 324850, 392375, 478375, 558742, 784750, 812125, 956750, 1396855, 1624250, 2793710, 6984275, 13968550, 34921375, 69842750]

約数ペア:

[(1, 69842750), (2, 34921375), (5, 13968550), (10, 6984275), (25, 2793710), (43, 1624250), (50, 1396855), (73, 956750), (86, 812125), (89, 784750), (125, 558742), (146, 478375), (178, 392375), (215, 324850), (250, 279371), (365, 191350), (430, 162425), (445, 156950), (730, 95675), (890, 78475), (1075, 64970), (1825, 38270), (2150, 32485), (2225, 31390), (3139, 22250), (3650, 19135), (3827, 18250), (4450, 15695), (5375, 12994), (6278, 11125), (6497, 10750), (7654, 9125)]