80718830

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{811}}^1$

素因数の和:1124

約数の個数: 32

約数和(自身を含む): 149960160

約数和(自身を除く): 69241330

約数列:

[1, 2, 5, 10, 37, 74, 185, 269, 370, 538, 811, 1345, 1622, 2690, 4055, 8110, 9953, 19906, 30007, 49765, 60014, 99530, 150035, 218159, 300070, 436318, 1090795, 2181590, 8071883, 16143766, 40359415, 80718830]

約数ペア:

[(1, 80718830), (2, 40359415), (5, 16143766), (10, 8071883), (37, 2181590), (74, 1090795), (185, 436318), (269, 300070), (370, 218159), (538, 150035), (811, 99530), (1345, 60014), (1622, 49765), (2690, 30007), (4055, 19906), (8110, 9953)]