67964390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1213}}^1$

素因数の和:1664

約数の個数: 32

約数和(自身を含む): 132160896

約数和(自身を除く): 64196506

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 431, 862, 1213, 2155, 2426, 4310, 5603, 6065, 11206, 12130, 15769, 28015, 31538, 56030, 78845, 157690, 522803, 1045606, 2614015, 5228030, 6796439, 13592878, 33982195, 67964390]

約数ペア:

[(1, 67964390), (2, 33982195), (5, 13592878), (10, 6796439), (13, 5228030), (26, 2614015), (65, 1045606), (130, 522803), (431, 157690), (862, 78845), (1213, 56030), (2155, 31538), (2426, 28015), (4310, 15769), (5603, 12130), (6065, 11206)]