65215700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{587}}^1$

素因数の和:713

約数の個数: 72

約数和(自身を含む): 156177504

約数和(自身を除く): 90961804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 101, 110, 202, 220, 275, 404, 505, 550, 587, 1010, 1100, 1111, 1174, 2020, 2222, 2348, 2525, 2935, 4444, 5050, 5555, 5870, 6457, 10100, 11110, 11740, 12914, 14675, 22220, 25828, 27775, 29350, 32285, 55550, 58700, 59287, 64570, 111100, 118574, 129140, 161425, 237148, 296435, 322850, 592870, 645700, 652157, 1185740, 1304314, 1482175, 2608628, 2964350, 3260785, 5928700, 6521570, 13043140, 16303925, 32607850, 65215700]

約数ペア:

[(1, 65215700), (2, 32607850), (4, 16303925), (5, 13043140), (10, 6521570), (11, 5928700), (20, 3260785), (22, 2964350), (25, 2608628), (44, 1482175), (50, 1304314), (55, 1185740), (100, 652157), (101, 645700), (110, 592870), (202, 322850), (220, 296435), (275, 237148), (404, 161425), (505, 129140), (550, 118574), (587, 111100), (1010, 64570), (1100, 59287), (1111, 58700), (1174, 55550), (2020, 32285), (2222, 29350), (2348, 27775), (2525, 25828), (2935, 22220), (4444, 14675), (5050, 12914), (5555, 11740), (5870, 11110), (6457, 10100)]