157073223640

素因数分解:

$2^3\times 5^1\times {\mathrm{2447}}^1\times {\mathrm{1604753}}^1$

素因数の和:1607211

約数の個数: 32

約数和(自身を含む): 353559401280

約数和(自身を除く): 196486177640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2447, 4894, 9788, 12235, 19576, 24470, 48940, 97880, 1604753, 3209506, 6419012, 8023765, 12838024, 16047530, 32095060, 64190120, 3926830591, 7853661182, 15707322364, 19634152955, 31414644728, 39268305910, 78536611820, 157073223640]

約数ペア:

[(1, 157073223640), (2, 78536611820), (4, 39268305910), (5, 31414644728), (8, 19634152955), (10, 15707322364), (20, 7853661182), (40, 3926830591), (2447, 64190120), (4894, 32095060), (9788, 16047530), (12235, 12838024), (19576, 8023765), (24470, 6419012), (48940, 3209506), (97880, 1604753)]