137750500

素因数分解:

$2^2\times 5^3\times {\mathrm{43}}^2\times {\mathrm{149}}^1$

素因数の和:254

約数の個数: 72

約数和(自身を含む): 310073400

約数和(自身を除く): 172322900

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 125, 149, 172, 215, 250, 298, 430, 500, 596, 745, 860, 1075, 1490, 1849, 2150, 2980, 3698, 3725, 4300, 5375, 6407, 7396, 7450, 9245, 10750, 12814, 14900, 18490, 18625, 21500, 25628, 32035, 36980, 37250, 46225, 64070, 74500, 92450, 128140, 160175, 184900, 231125, 275501, 320350, 462250, 551002, 640700, 800875, 924500, 1102004, 1377505, 1601750, 2755010, 3203500, 5510020, 6887525, 13775050, 27550100, 34437625, 68875250, 137750500]

約数ペア:

[(1, 137750500), (2, 68875250), (4, 34437625), (5, 27550100), (10, 13775050), (20, 6887525), (25, 5510020), (43, 3203500), (50, 2755010), (86, 1601750), (100, 1377505), (125, 1102004), (149, 924500), (172, 800875), (215, 640700), (250, 551002), (298, 462250), (430, 320350), (500, 275501), (596, 231125), (745, 184900), (860, 160175), (1075, 128140), (1490, 92450), (1849, 74500), (2150, 64070), (2980, 46225), (3698, 37250), (3725, 36980), (4300, 32035), (5375, 25628), (6407, 21500), (7396, 18625), (7450, 18490), (9245, 14900), (10750, 12814)]