1400531500

素因数分解:

$2^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{65141}}^1$

素因数の和:65203

約数の個数: 48

約数和(自身を含む): 3129942816

約数和(自身を除く): 1729411316

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 125, 172, 215, 250, 430, 500, 860, 1075, 2150, 4300, 5375, 10750, 21500, 65141, 130282, 260564, 325705, 651410, 1302820, 1628525, 2801063, 3257050, 5602126, 6514100, 8142625, 11204252, 14005315, 16285250, 28010630, 32570500, 56021260, 70026575, 140053150, 280106300, 350132875, 700265750, 1400531500]

約数ペア:

[(1, 1400531500), (2, 700265750), (4, 350132875), (5, 280106300), (10, 140053150), (20, 70026575), (25, 56021260), (43, 32570500), (50, 28010630), (86, 16285250), (100, 14005315), (125, 11204252), (172, 8142625), (215, 6514100), (250, 5602126), (430, 3257050), (500, 2801063), (860, 1628525), (1075, 1302820), (2150, 651410), (4300, 325705), (5375, 260564), (10750, 130282), (21500, 65141)]