71887310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^4\times {\mathrm{491}}^1$

素因数の和:542

約数の個数: 40

約数和(自身を含む): 142625880

約数和(自身を除く): 70738570

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 491, 605, 982, 1210, 1331, 2455, 2662, 4910, 5401, 6655, 10802, 13310, 14641, 27005, 29282, 54010, 59411, 73205, 118822, 146410, 297055, 594110, 653521, 1307042, 3267605, 6535210, 7188731, 14377462, 35943655, 71887310]

約数ペア:

[(1, 71887310), (2, 35943655), (5, 14377462), (10, 7188731), (11, 6535210), (22, 3267605), (55, 1307042), (110, 653521), (121, 594110), (242, 297055), (491, 146410), (605, 118822), (982, 73205), (1210, 59411), (1331, 54010), (2455, 29282), (2662, 27005), (4910, 14641), (5401, 13310), (6655, 10802)]