25029020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 54583200

約数和(自身を除く): 29554180

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 149, 185, 227, 298, 370, 454, 596, 740, 745, 908, 1135, 1490, 2270, 2980, 4540, 5513, 8399, 11026, 16798, 22052, 27565, 33596, 33823, 41995, 55130, 67646, 83990, 110260, 135292, 167980, 169115, 338230, 676460, 1251451, 2502902, 5005804, 6257255, 12514510, 25029020]

約数ペア:

[(1, 25029020), (2, 12514510), (4, 6257255), (5, 5005804), (10, 2502902), (20, 1251451), (37, 676460), (74, 338230), (148, 169115), (149, 167980), (185, 135292), (227, 110260), (298, 83990), (370, 67646), (454, 55130), (596, 41995), (740, 33823), (745, 33596), (908, 27565), (1135, 22052), (1490, 16798), (2270, 11026), (2980, 8399), (4540, 5513)]