25485330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:771

約数の個数: 64

約数和(自身を含む): 66624768

約数和(自身を除く): 41139438

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 101, 130, 195, 202, 303, 390, 505, 606, 647, 1010, 1294, 1313, 1515, 1941, 2626, 3030, 3235, 3882, 3939, 6470, 6565, 7878, 8411, 9705, 13130, 16822, 19410, 19695, 25233, 39390, 42055, 50466, 65347, 84110, 126165, 130694, 196041, 252330, 326735, 392082, 653470, 849511, 980205, 1699022, 1960410, 2548533, 4247555, 5097066, 8495110, 12742665, 25485330]

約数ペア:

[(1, 25485330), (2, 12742665), (3, 8495110), (5, 5097066), (6, 4247555), (10, 2548533), (13, 1960410), (15, 1699022), (26, 980205), (30, 849511), (39, 653470), (65, 392082), (78, 326735), (101, 252330), (130, 196041), (195, 130694), (202, 126165), (303, 84110), (390, 65347), (505, 50466), (606, 42055), (647, 39390), (1010, 25233), (1294, 19695), (1313, 19410), (1515, 16822), (1941, 13130), (2626, 9705), (3030, 8411), (3235, 7878), (3882, 6565), (3939, 6470)]