721875500

素因数分解:

$2^2\times 5^3\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:360

約数の個数: 96

約数和(自身を含む): 1619025408

約数和(自身を除く): 897149908

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 107, 125, 131, 206, 214, 250, 262, 412, 428, 500, 515, 524, 535, 655, 1030, 1070, 1310, 2060, 2140, 2575, 2620, 2675, 3275, 5150, 5350, 6550, 10300, 10700, 11021, 12875, 13100, 13375, 13493, 14017, 16375, 22042, 25750, 26750, 26986, 28034, 32750, 44084, 51500, 53500, 53972, 55105, 56068, 65500, 67465, 70085, 110210, 134930, 140170, 220420, 269860, 275525, 280340, 337325, 350425, 551050, 674650, 700850, 1102100, 1349300, 1377625, 1401700, 1443751, 1686625, 1752125, 2755250, 2887502, 3373250, 3504250, 5510500, 5775004, 6746500, 7008500, 7218755, 14437510, 28875020, 36093775, 72187550, 144375100, 180468875, 360937750, 721875500]

約数ペア:

[(1, 721875500), (2, 360937750), (4, 180468875), (5, 144375100), (10, 72187550), (20, 36093775), (25, 28875020), (50, 14437510), (100, 7218755), (103, 7008500), (107, 6746500), (125, 5775004), (131, 5510500), (206, 3504250), (214, 3373250), (250, 2887502), (262, 2755250), (412, 1752125), (428, 1686625), (500, 1443751), (515, 1401700), (524, 1377625), (535, 1349300), (655, 1102100), (1030, 700850), (1070, 674650), (1310, 551050), (2060, 350425), (2140, 337325), (2575, 280340), (2620, 275525), (2675, 269860), (3275, 220420), (5150, 140170), (5350, 134930), (6550, 110210), (10300, 70085), (10700, 67465), (11021, 65500), (12875, 56068), (13100, 55105), (13375, 53972), (13493, 53500), (14017, 51500), (16375, 44084), (22042, 32750), (25750, 28034), (26750, 26986)]