72187550

素因数分解:

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

素因数の和:353

約数の個数: 48

約数和(自身を含む): 137884032

約数和(自身を除く): 65696482

約数列:

[1, 2, 5, 10, 25, 50, 103, 107, 131, 206, 214, 262, 515, 535, 655, 1030, 1070, 1310, 2575, 2675, 3275, 5150, 5350, 6550, 11021, 13493, 14017, 22042, 26986, 28034, 55105, 67465, 70085, 110210, 134930, 140170, 275525, 337325, 350425, 551050, 674650, 700850, 1443751, 2887502, 7218755, 14437510, 36093775, 72187550]

約数ペア:

[(1, 72187550), (2, 36093775), (5, 14437510), (10, 7218755), (25, 2887502), (50, 1443751), (103, 700850), (107, 674650), (131, 551050), (206, 350425), (214, 337325), (262, 275525), (515, 140170), (535, 134930), (655, 110210), (1030, 70085), (1070, 67465), (1310, 55105), (2575, 28034), (2675, 26986), (3275, 22042), (5150, 14017), (5350, 13493), (6550, 11021)]