87853540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{523}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 190677312

約数和(自身を除く): 102823772

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 227, 370, 454, 523, 740, 908, 1046, 1135, 2092, 2270, 2615, 4540, 5230, 8399, 10460, 16798, 19351, 33596, 38702, 41995, 77404, 83990, 96755, 118721, 167980, 193510, 237442, 387020, 474884, 593605, 1187210, 2374420, 4392677, 8785354, 17570708, 21963385, 43926770, 87853540]

約数ペア:

[(1, 87853540), (2, 43926770), (4, 21963385), (5, 17570708), (10, 8785354), (20, 4392677), (37, 2374420), (74, 1187210), (148, 593605), (185, 474884), (227, 387020), (370, 237442), (454, 193510), (523, 167980), (740, 118721), (908, 96755), (1046, 83990), (1135, 77404), (2092, 41995), (2270, 38702), (2615, 33596), (4540, 19351), (5230, 16798), (8399, 10460)]