71847500

素因数分解:

$2^2\times 5^4\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1044

約数の個数: 60

約数和(自身を含む): 162697920

約数和(自身を除く): 90850420

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 250, 290, 500, 580, 625, 725, 991, 1250, 1450, 1982, 2500, 2900, 3625, 3964, 4955, 7250, 9910, 14500, 18125, 19820, 24775, 28739, 36250, 49550, 57478, 72500, 99100, 114956, 123875, 143695, 247750, 287390, 495500, 574780, 619375, 718475, 1238750, 1436950, 2477500, 2873900, 3592375, 7184750, 14369500, 17961875, 35923750, 71847500]

約数ペア:

[(1, 71847500), (2, 35923750), (4, 17961875), (5, 14369500), (10, 7184750), (20, 3592375), (25, 2873900), (29, 2477500), (50, 1436950), (58, 1238750), (100, 718475), (116, 619375), (125, 574780), (145, 495500), (250, 287390), (290, 247750), (500, 143695), (580, 123875), (625, 114956), (725, 99100), (991, 72500), (1250, 57478), (1450, 49550), (1982, 36250), (2500, 28739), (2900, 24775), (3625, 19820), (3964, 18125), (4955, 14500), (7250, 9910)]