98760520

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{23971}}^1$

素因数の和:24085

約数の個数: 32

約数和(自身を含む): 224377920

約数和(自身を除く): 125617400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 23971, 47942, 95884, 119855, 191768, 239710, 479420, 958840, 2469013, 4938026, 9876052, 12345065, 19752104, 24690130, 49380260, 98760520]

約数ペア:

[(1, 98760520), (2, 49380260), (4, 24690130), (5, 19752104), (8, 12345065), (10, 9876052), (20, 4938026), (40, 2469013), (103, 958840), (206, 479420), (412, 239710), (515, 191768), (824, 119855), (1030, 95884), (2060, 47942), (4120, 23971)]