72393680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29191}}^1$

素因数の和:29235

約数の個数: 40

約数和(自身を含む): 173750784

約数和(自身を除く): 101357104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 29191, 58382, 116764, 145955, 233528, 291910, 467056, 583820, 904921, 1167640, 1809842, 2335280, 3619684, 4524605, 7239368, 9049210, 14478736, 18098420, 36196840, 72393680]

約数ペア:

[(1, 72393680), (2, 36196840), (4, 18098420), (5, 14478736), (8, 9049210), (10, 7239368), (16, 4524605), (20, 3619684), (31, 2335280), (40, 1809842), (62, 1167640), (80, 904921), (124, 583820), (155, 467056), (248, 291910), (310, 233528), (496, 145955), (620, 116764), (1240, 58382), (2480, 29191)]