74627390

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1181}}^1$

素因数の和:1348

約数の個数: 32

約数和(自身を含む): 137868480

約数和(自身を除く): 63241090

約数列:

[1, 2, 5, 10, 71, 89, 142, 178, 355, 445, 710, 890, 1181, 2362, 5905, 6319, 11810, 12638, 31595, 63190, 83851, 105109, 167702, 210218, 419255, 525545, 838510, 1051090, 7462739, 14925478, 37313695, 74627390]

約数ペア:

[(1, 74627390), (2, 37313695), (5, 14925478), (10, 7462739), (71, 1051090), (89, 838510), (142, 525545), (178, 419255), (355, 210218), (445, 167702), (710, 105109), (890, 83851), (1181, 63190), (2362, 31595), (5905, 12638), (6319, 11810)]