72732820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1607}}^1$

素因数の和:1720

約数の個数: 48

約数和(自身を含む): 159925248

約数和(自身を除く): 87192428

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 73, 124, 146, 155, 292, 310, 365, 620, 730, 1460, 1607, 2263, 3214, 4526, 6428, 8035, 9052, 11315, 16070, 22630, 32140, 45260, 49817, 99634, 117311, 199268, 234622, 249085, 469244, 498170, 586555, 996340, 1173110, 2346220, 3636641, 7273282, 14546564, 18183205, 36366410, 72732820]

約数ペア:

[(1, 72732820), (2, 36366410), (4, 18183205), (5, 14546564), (10, 7273282), (20, 3636641), (31, 2346220), (62, 1173110), (73, 996340), (124, 586555), (146, 498170), (155, 469244), (292, 249085), (310, 234622), (365, 199268), (620, 117311), (730, 99634), (1460, 49817), (1607, 45260), (2263, 32140), (3214, 22630), (4526, 16070), (6428, 11315), (8035, 9052)]