87828640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:374

約数の個数: 96

約数和(自身を含む): 220993920

約数和(自身を除く): 133165280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 167, 173, 190, 304, 334, 346, 380, 608, 668, 692, 760, 835, 865, 1336, 1384, 1520, 1670, 1730, 2672, 2768, 3040, 3173, 3287, 3340, 3460, 5344, 5536, 6346, 6574, 6680, 6920, 12692, 13148, 13360, 13840, 15865, 16435, 25384, 26296, 26720, 27680, 28891, 31730, 32870, 50768, 52592, 57782, 63460, 65740, 101536, 105184, 115564, 126920, 131480, 144455, 231128, 253840, 262960, 288910, 462256, 507680, 525920, 548929, 577820, 924512, 1097858, 1155640, 2195716, 2311280, 2744645, 4391432, 4622560, 5489290, 8782864, 10978580, 17565728, 21957160, 43914320, 87828640]

約数ペア:

[(1, 87828640), (2, 43914320), (4, 21957160), (5, 17565728), (8, 10978580), (10, 8782864), (16, 5489290), (19, 4622560), (20, 4391432), (32, 2744645), (38, 2311280), (40, 2195716), (76, 1155640), (80, 1097858), (95, 924512), (152, 577820), (160, 548929), (167, 525920), (173, 507680), (190, 462256), (304, 288910), (334, 262960), (346, 253840), (380, 231128), (608, 144455), (668, 131480), (692, 126920), (760, 115564), (835, 105184), (865, 101536), (1336, 65740), (1384, 63460), (1520, 57782), (1670, 52592), (1730, 50768), (2672, 32870), (2768, 31730), (3040, 28891), (3173, 27680), (3287, 26720), (3340, 26296), (3460, 25384), (5344, 16435), (5536, 15865), (6346, 13840), (6574, 13360), (6680, 13148), (6920, 12692)]