91310180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2357}}^1$

素因数の和:2528

約数の個数: 48

約数和(自身を含む): 207975600

約数和(自身を除く): 116665420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 596, 745, 1490, 1937, 2357, 2980, 3874, 4714, 7748, 9428, 9685, 11785, 19370, 23570, 30641, 38740, 47140, 61282, 122564, 153205, 306410, 351193, 612820, 702386, 1404772, 1755965, 3511930, 4565509, 7023860, 9131018, 18262036, 22827545, 45655090, 91310180]

約数ペア:

[(1, 91310180), (2, 45655090), (4, 22827545), (5, 18262036), (10, 9131018), (13, 7023860), (20, 4565509), (26, 3511930), (52, 1755965), (65, 1404772), (130, 702386), (149, 612820), (260, 351193), (298, 306410), (596, 153205), (745, 122564), (1490, 61282), (1937, 47140), (2357, 38740), (2980, 30641), (3874, 23570), (4714, 19370), (7748, 11785), (9428, 9685)]