64692420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82939}}^1$

素因数の和:82964

約数の個数: 48

約数和(自身を含む): 195074880

約数和(自身を除く): 130382460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 82939, 165878, 248817, 331756, 414695, 497634, 829390, 995268, 1078207, 1244085, 1658780, 2156414, 2488170, 3234621, 4312828, 4976340, 5391035, 6469242, 10782070, 12938484, 16173105, 21564140, 32346210, 64692420]

約数ペア:

[(1, 64692420), (2, 32346210), (3, 21564140), (4, 16173105), (5, 12938484), (6, 10782070), (10, 6469242), (12, 5391035), (13, 4976340), (15, 4312828), (20, 3234621), (26, 2488170), (30, 2156414), (39, 1658780), (52, 1244085), (60, 1078207), (65, 995268), (78, 829390), (130, 497634), (156, 414695), (195, 331756), (260, 248817), (390, 165878), (780, 82939)]