72073520

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12689}}^1$

素因数の和:12773

約数の個数: 40

約数和(自身を含む): 169944480

約数和(自身を除く): 97870960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 12689, 25378, 50756, 63445, 101512, 126890, 203024, 253780, 507560, 900919, 1015120, 1801838, 3603676, 4504595, 7207352, 9009190, 14414704, 18018380, 36036760, 72073520]

約数ペア:

[(1, 72073520), (2, 36036760), (4, 18018380), (5, 14414704), (8, 9009190), (10, 7207352), (16, 4504595), (20, 3603676), (40, 1801838), (71, 1015120), (80, 900919), (142, 507560), (284, 253780), (355, 203024), (568, 126890), (710, 101512), (1136, 63445), (1420, 50756), (2840, 25378), (5680, 12689)]