25158900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6451}}^1$

素因数の和:6481

約数の個数: 72

約数和(自身を含む): 78404704

約数和(自身を除く): 53245804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 6451, 12902, 19353, 25804, 32255, 38706, 64510, 77412, 83863, 96765, 129020, 161275, 167726, 193530, 251589, 322550, 335452, 387060, 419315, 483825, 503178, 645100, 838630, 967650, 1006356, 1257945, 1677260, 1935300, 2096575, 2515890, 4193150, 5031780, 6289725, 8386300, 12579450, 25158900]

約数ペア:

[(1, 25158900), (2, 12579450), (3, 8386300), (4, 6289725), (5, 5031780), (6, 4193150), (10, 2515890), (12, 2096575), (13, 1935300), (15, 1677260), (20, 1257945), (25, 1006356), (26, 967650), (30, 838630), (39, 645100), (50, 503178), (52, 483825), (60, 419315), (65, 387060), (75, 335452), (78, 322550), (100, 251589), (130, 193530), (150, 167726), (156, 161275), (195, 129020), (260, 96765), (300, 83863), (325, 77412), (390, 64510), (650, 38706), (780, 32255), (975, 25804), (1300, 19353), (1950, 12902), (3900, 6451)]