157137520

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53087}}^1$

素因数の和:53137

約数の個数: 40

約数和(自身を含む): 375225984

約数和(自身を除く): 218088464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 53087, 106174, 212348, 265435, 424696, 530870, 849392, 1061740, 1964219, 2123480, 3928438, 4246960, 7856876, 9821095, 15713752, 19642190, 31427504, 39284380, 78568760, 157137520]

約数ペア:

[(1, 157137520), (2, 78568760), (4, 39284380), (5, 31427504), (8, 19642190), (10, 15713752), (16, 9821095), (20, 7856876), (37, 4246960), (40, 3928438), (74, 2123480), (80, 1964219), (148, 1061740), (185, 849392), (296, 530870), (370, 424696), (592, 265435), (740, 212348), (1480, 106174), (2960, 53087)]