66428175

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1103}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 121563648

約数和(自身を除く): 55135473

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 73, 75, 165, 219, 275, 365, 803, 825, 1095, 1103, 1825, 2409, 3309, 4015, 5475, 5515, 12045, 12133, 16545, 20075, 27575, 36399, 60225, 60665, 80519, 82725, 181995, 241557, 303325, 402595, 885709, 909975, 1207785, 2012975, 2657127, 4428545, 6038925, 13285635, 22142725, 66428175]

約数ペア:

[(1, 66428175), (3, 22142725), (5, 13285635), (11, 6038925), (15, 4428545), (25, 2657127), (33, 2012975), (55, 1207785), (73, 909975), (75, 885709), (165, 402595), (219, 303325), (275, 241557), (365, 181995), (803, 82725), (825, 80519), (1095, 60665), (1103, 60225), (1825, 36399), (2409, 27575), (3309, 20075), (4015, 16545), (5475, 12133), (5515, 12045)]