71457160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{269}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 167670000

約数和(自身を除く): 96212840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 229, 232, 269, 290, 458, 538, 580, 916, 1076, 1145, 1160, 1345, 1832, 2152, 2290, 2690, 4580, 5380, 6641, 7801, 9160, 10760, 13282, 15602, 26564, 31204, 33205, 39005, 53128, 61601, 62408, 66410, 78010, 123202, 132820, 156020, 246404, 265640, 308005, 312040, 492808, 616010, 1232020, 1786429, 2464040, 3572858, 7145716, 8932145, 14291432, 17864290, 35728580, 71457160]

約数ペア:

[(1, 71457160), (2, 35728580), (4, 17864290), (5, 14291432), (8, 8932145), (10, 7145716), (20, 3572858), (29, 2464040), (40, 1786429), (58, 1232020), (116, 616010), (145, 492808), (229, 312040), (232, 308005), (269, 265640), (290, 246404), (458, 156020), (538, 132820), (580, 123202), (916, 78010), (1076, 66410), (1145, 62408), (1160, 61601), (1345, 53128), (1832, 39005), (2152, 33205), (2290, 31204), (2690, 26564), (4580, 15602), (5380, 13282), (6641, 10760), (7801, 9160)]