25148500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:158

約数の個数: 96

約数和(自身を含む): 61090848

約数和(自身を除く): 35942348

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 53, 65, 73, 100, 106, 125, 130, 146, 212, 250, 260, 265, 292, 325, 365, 500, 530, 650, 689, 730, 949, 1060, 1300, 1325, 1378, 1460, 1625, 1825, 1898, 2650, 2756, 3250, 3445, 3650, 3796, 3869, 4745, 5300, 6500, 6625, 6890, 7300, 7738, 9125, 9490, 13250, 13780, 15476, 17225, 18250, 18980, 19345, 23725, 26500, 34450, 36500, 38690, 47450, 50297, 68900, 77380, 86125, 94900, 96725, 100594, 118625, 172250, 193450, 201188, 237250, 251485, 344500, 386900, 474500, 483625, 502970, 967250, 1005940, 1257425, 1934500, 2514850, 5029700, 6287125, 12574250, 25148500]

約数ペア:

[(1, 25148500), (2, 12574250), (4, 6287125), (5, 5029700), (10, 2514850), (13, 1934500), (20, 1257425), (25, 1005940), (26, 967250), (50, 502970), (52, 483625), (53, 474500), (65, 386900), (73, 344500), (100, 251485), (106, 237250), (125, 201188), (130, 193450), (146, 172250), (212, 118625), (250, 100594), (260, 96725), (265, 94900), (292, 86125), (325, 77380), (365, 68900), (500, 50297), (530, 47450), (650, 38690), (689, 36500), (730, 34450), (949, 26500), (1060, 23725), (1300, 19345), (1325, 18980), (1378, 18250), (1460, 17225), (1625, 15476), (1825, 13780), (1898, 13250), (2650, 9490), (2756, 9125), (3250, 7738), (3445, 7300), (3650, 6890), (3796, 6625), (3869, 6500), (4745, 5300)]