89490050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^2$

素因数の和:184

約数の個数: 72

約数和(自身を含む): 187167708

約数和(自身を除く): 97677658

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 50, 61, 65, 74, 122, 130, 185, 305, 325, 370, 481, 610, 650, 793, 925, 962, 1525, 1586, 1850, 2257, 2405, 3050, 3721, 3965, 4514, 4810, 7442, 7930, 11285, 12025, 18605, 19825, 22570, 24050, 29341, 37210, 39650, 48373, 56425, 58682, 93025, 96746, 112850, 137677, 146705, 186050, 241865, 275354, 293410, 483730, 688385, 733525, 1209325, 1376770, 1467050, 1789801, 2418650, 3441925, 3579602, 6883850, 8949005, 17898010, 44745025, 89490050]

約数ペア:

[(1, 89490050), (2, 44745025), (5, 17898010), (10, 8949005), (13, 6883850), (25, 3579602), (26, 3441925), (37, 2418650), (50, 1789801), (61, 1467050), (65, 1376770), (74, 1209325), (122, 733525), (130, 688385), (185, 483730), (305, 293410), (325, 275354), (370, 241865), (481, 186050), (610, 146705), (650, 137677), (793, 112850), (925, 96746), (962, 93025), (1525, 58682), (1586, 56425), (1850, 48373), (2257, 39650), (2405, 37210), (3050, 29341), (3721, 24050), (3965, 22570), (4514, 19825), (4810, 18605), (7442, 12025), (7930, 11285)]