159916940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{911}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 343816704

約数和(自身を除く): 183899764

約数列:

[1, 2, 4, 5, 10, 20, 67, 131, 134, 262, 268, 335, 524, 655, 670, 911, 1310, 1340, 1822, 2620, 3644, 4555, 8777, 9110, 17554, 18220, 35108, 43885, 61037, 87770, 119341, 122074, 175540, 238682, 244148, 305185, 477364, 596705, 610370, 1193410, 1220740, 2386820, 7995847, 15991694, 31983388, 39979235, 79958470, 159916940]

約数ペア:

[(1, 159916940), (2, 79958470), (4, 39979235), (5, 31983388), (10, 15991694), (20, 7995847), (67, 2386820), (131, 1220740), (134, 1193410), (262, 610370), (268, 596705), (335, 477364), (524, 305185), (655, 244148), (670, 238682), (911, 175540), (1310, 122074), (1340, 119341), (1822, 87770), (2620, 61037), (3644, 43885), (4555, 35108), (8777, 18220), (9110, 17554)]