12437750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 64

約数和(自身を含む): 25945920

約数和(自身を除く): 13508170

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 86, 89, 125, 130, 178, 215, 250, 325, 430, 445, 559, 650, 890, 1075, 1118, 1157, 1625, 2150, 2225, 2314, 2795, 3250, 3827, 4450, 5375, 5590, 5785, 7654, 10750, 11125, 11570, 13975, 19135, 22250, 27950, 28925, 38270, 49751, 57850, 69875, 95675, 99502, 139750, 144625, 191350, 248755, 289250, 478375, 497510, 956750, 1243775, 2487550, 6218875, 12437750]

約数ペア:

[(1, 12437750), (2, 6218875), (5, 2487550), (10, 1243775), (13, 956750), (25, 497510), (26, 478375), (43, 289250), (50, 248755), (65, 191350), (86, 144625), (89, 139750), (125, 99502), (130, 95675), (178, 69875), (215, 57850), (250, 49751), (325, 38270), (430, 28925), (445, 27950), (559, 22250), (650, 19135), (890, 13975), (1075, 11570), (1118, 11125), (1157, 10750), (1625, 7654), (2150, 5785), (2225, 5590), (2314, 5375), (2795, 4450), (3250, 3827)]