71395660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4513}}^1$

素因数の和:4642

約数の個数: 48

約数和(自身を含む): 172904256

約数和(自身を除く): 101508596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 4513, 7910, 9026, 15820, 18052, 22565, 31591, 45130, 63182, 90260, 126364, 157955, 315910, 509969, 631820, 1019938, 2039876, 2549845, 3569783, 5099690, 7139566, 10199380, 14279132, 17848915, 35697830, 71395660]

約数ペア:

[(1, 71395660), (2, 35697830), (4, 17848915), (5, 14279132), (7, 10199380), (10, 7139566), (14, 5099690), (20, 3569783), (28, 2549845), (35, 2039876), (70, 1019938), (113, 631820), (140, 509969), (226, 315910), (452, 157955), (565, 126364), (791, 90260), (1130, 63182), (1582, 45130), (2260, 31591), (3164, 22565), (3955, 18052), (4513, 15820), (7910, 9026)]