82640140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{12953}}^1$

素因数の和:13002

約数の個数: 48

約数和(自身を含む): 195864480

約数和(自身を除く): 113224340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 12953, 25906, 51812, 64765, 129530, 142483, 259060, 284966, 375637, 569932, 712415, 751274, 1424830, 1502548, 1878185, 2849660, 3756370, 4132007, 7512740, 8264014, 16528028, 20660035, 41320070, 82640140]

約数ペア:

[(1, 82640140), (2, 41320070), (4, 20660035), (5, 16528028), (10, 8264014), (11, 7512740), (20, 4132007), (22, 3756370), (29, 2849660), (44, 1878185), (55, 1502548), (58, 1424830), (110, 751274), (116, 712415), (145, 569932), (220, 375637), (290, 284966), (319, 259060), (580, 142483), (638, 129530), (1276, 64765), (1595, 51812), (3190, 25906), (6380, 12953)]