31715790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{509}}^1$

素因数の和:617

約数の個数: 64

約数和(自身を含む): 79902720

約数和(自身を除く): 48186930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 67, 93, 134, 155, 186, 201, 310, 335, 402, 465, 509, 670, 930, 1005, 1018, 1527, 2010, 2077, 2545, 3054, 4154, 5090, 6231, 7635, 10385, 12462, 15270, 15779, 20770, 31155, 31558, 34103, 47337, 62310, 68206, 78895, 94674, 102309, 157790, 170515, 204618, 236685, 341030, 473370, 511545, 1023090, 1057193, 2114386, 3171579, 5285965, 6343158, 10571930, 15857895, 31715790]

約数ペア:

[(1, 31715790), (2, 15857895), (3, 10571930), (5, 6343158), (6, 5285965), (10, 3171579), (15, 2114386), (30, 1057193), (31, 1023090), (62, 511545), (67, 473370), (93, 341030), (134, 236685), (155, 204618), (186, 170515), (201, 157790), (310, 102309), (335, 94674), (402, 78895), (465, 68206), (509, 62310), (670, 47337), (930, 34103), (1005, 31558), (1018, 31155), (1527, 20770), (2010, 15779), (2077, 15270), (2545, 12462), (3054, 10385), (4154, 7635), (5090, 6231)]