25477500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 76975360

約数和(自身を除く): 51497860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 79, 86, 100, 125, 129, 150, 158, 172, 215, 237, 250, 258, 300, 316, 375, 395, 430, 474, 500, 516, 625, 645, 750, 790, 860, 948, 1075, 1185, 1250, 1290, 1500, 1580, 1875, 1975, 2150, 2370, 2500, 2580, 3225, 3397, 3750, 3950, 4300, 4740, 5375, 5925, 6450, 6794, 7500, 7900, 9875, 10191, 10750, 11850, 12900, 13588, 16125, 16985, 19750, 20382, 21500, 23700, 26875, 29625, 32250, 33970, 39500, 40764, 49375, 50955, 53750, 59250, 64500, 67940, 80625, 84925, 98750, 101910, 107500, 118500, 148125, 161250, 169850, 197500, 203820, 254775, 296250, 322500, 339700, 424625, 509550, 592500, 849250, 1019100, 1273875, 1698500, 2123125, 2547750, 4246250, 5095500, 6369375, 8492500, 12738750, 25477500]

約数ペア:

[(1, 25477500), (2, 12738750), (3, 8492500), (4, 6369375), (5, 5095500), (6, 4246250), (10, 2547750), (12, 2123125), (15, 1698500), (20, 1273875), (25, 1019100), (30, 849250), (43, 592500), (50, 509550), (60, 424625), (75, 339700), (79, 322500), (86, 296250), (100, 254775), (125, 203820), (129, 197500), (150, 169850), (158, 161250), (172, 148125), (215, 118500), (237, 107500), (250, 101910), (258, 98750), (300, 84925), (316, 80625), (375, 67940), (395, 64500), (430, 59250), (474, 53750), (500, 50955), (516, 49375), (625, 40764), (645, 39500), (750, 33970), (790, 32250), (860, 29625), (948, 26875), (1075, 23700), (1185, 21500), (1250, 20382), (1290, 19750), (1500, 16985), (1580, 16125), (1875, 13588), (1975, 12900), (2150, 11850), (2370, 10750), (2500, 10191), (2580, 9875), (3225, 7900), (3397, 7500), (3750, 6794), (3950, 6450), (4300, 5925), (4740, 5375)]