74279140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2621}}^1$

素因数の和:2752

約数の個数: 48

約数和(自身を含む): 169590960

約数和(自身を除く): 95311820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 2180, 2621, 2834, 5242, 5668, 7085, 10484, 13105, 14170, 26210, 28340, 34073, 52420, 68146, 136292, 170365, 285689, 340730, 571378, 681460, 1142756, 1428445, 2856890, 3713957, 5713780, 7427914, 14855828, 18569785, 37139570, 74279140]

約数ペア:

[(1, 74279140), (2, 37139570), (4, 18569785), (5, 14855828), (10, 7427914), (13, 5713780), (20, 3713957), (26, 2856890), (52, 1428445), (65, 1142756), (109, 681460), (130, 571378), (218, 340730), (260, 285689), (436, 170365), (545, 136292), (1090, 68146), (1417, 52420), (2180, 34073), (2621, 28340), (2834, 26210), (5242, 14170), (5668, 13105), (7085, 10484)]