78104996840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{150201917}}^1$

素因数の和:150201941

約数の個数: 32

約数和(自身を含む): 189254416680

約数和(自身を除く): 111149419840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 150201917, 300403834, 600807668, 751009585, 1201615336, 1502019170, 1952624921, 3004038340, 3905249842, 6008076680, 7810499684, 9763124605, 15620999368, 19526249210, 39052498420, 78104996840]

約数ペア:

[(1, 78104996840), (2, 39052498420), (4, 19526249210), (5, 15620999368), (8, 9763124605), (10, 7810499684), (13, 6008076680), (20, 3905249842), (26, 3004038340), (40, 1952624921), (52, 1502019170), (65, 1201615336), (104, 751009585), (130, 600807668), (260, 300403834), (520, 150201917)]