25047890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:579

約数の個数: 64

約数和(自身を含む): 55814400

約数和(自身を除く): 30766510

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 37, 38, 70, 74, 95, 133, 185, 190, 259, 266, 370, 509, 518, 665, 703, 1018, 1295, 1330, 1406, 2545, 2590, 3515, 3563, 4921, 5090, 7030, 7126, 9671, 9842, 17815, 18833, 19342, 24605, 35630, 37666, 48355, 49210, 67697, 94165, 96710, 131831, 135394, 188330, 263662, 338485, 357827, 659155, 676970, 715654, 1318310, 1789135, 2504789, 3578270, 5009578, 12523945, 25047890]

約数ペア:

[(1, 25047890), (2, 12523945), (5, 5009578), (7, 3578270), (10, 2504789), (14, 1789135), (19, 1318310), (35, 715654), (37, 676970), (38, 659155), (70, 357827), (74, 338485), (95, 263662), (133, 188330), (185, 135394), (190, 131831), (259, 96710), (266, 94165), (370, 67697), (509, 49210), (518, 48355), (665, 37666), (703, 35630), (1018, 24605), (1295, 19342), (1330, 18833), (1406, 17815), (2545, 9842), (2590, 9671), (3515, 7126), (3563, 7030), (4921, 5090)]