71881120

素因数分解:

$2^5\times 5^1\times {\mathrm{523}}^1\times {\mathrm{859}}^1$

素因数の和:1397

約数の個数: 48

約数和(自身を含む): 170341920

約数和(自身を除く): 98460800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 523, 859, 1046, 1718, 2092, 2615, 3436, 4184, 4295, 5230, 6872, 8368, 8590, 10460, 13744, 16736, 17180, 20920, 27488, 34360, 41840, 68720, 83680, 137440, 449257, 898514, 1797028, 2246285, 3594056, 4492570, 7188112, 8985140, 14376224, 17970280, 35940560, 71881120]

約数ペア:

[(1, 71881120), (2, 35940560), (4, 17970280), (5, 14376224), (8, 8985140), (10, 7188112), (16, 4492570), (20, 3594056), (32, 2246285), (40, 1797028), (80, 898514), (160, 449257), (523, 137440), (859, 83680), (1046, 68720), (1718, 41840), (2092, 34360), (2615, 27488), (3436, 20920), (4184, 17180), (4295, 16736), (5230, 13744), (6872, 10460), (8368, 8590)]