31483970

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 67564800

約数和(自身を除く): 36080830

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 67, 70, 98, 134, 137, 245, 274, 335, 343, 469, 490, 670, 685, 686, 938, 959, 1370, 1715, 1918, 2345, 3283, 3430, 4690, 4795, 6566, 6713, 9179, 9590, 13426, 16415, 18358, 22981, 32830, 33565, 45895, 45962, 46991, 64253, 67130, 91790, 93982, 114905, 128506, 229810, 234955, 321265, 449771, 469910, 642530, 899542, 2248855, 3148397, 4497710, 6296794, 15741985, 31483970]

約数ペア:

[(1, 31483970), (2, 15741985), (5, 6296794), (7, 4497710), (10, 3148397), (14, 2248855), (35, 899542), (49, 642530), (67, 469910), (70, 449771), (98, 321265), (134, 234955), (137, 229810), (245, 128506), (274, 114905), (335, 93982), (343, 91790), (469, 67130), (490, 64253), (670, 46991), (685, 45962), (686, 45895), (938, 33565), (959, 32830), (1370, 22981), (1715, 18358), (1918, 16415), (2345, 13426), (3283, 9590), (3430, 9179), (4690, 6713), (4795, 6566)]