79949740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{929}}^1$

素因数の和:1282

約数の個数: 48

約数和(自身を含む): 181550880

約数和(自身を除く): 101601140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 331, 662, 929, 1324, 1655, 1858, 3310, 3716, 4303, 4645, 6620, 8606, 9290, 12077, 17212, 18580, 21515, 24154, 43030, 48308, 60385, 86060, 120770, 241540, 307499, 614998, 1229996, 1537495, 3074990, 3997487, 6149980, 7994974, 15989948, 19987435, 39974870, 79949740]

約数ペア:

[(1, 79949740), (2, 39974870), (4, 19987435), (5, 15989948), (10, 7994974), (13, 6149980), (20, 3997487), (26, 3074990), (52, 1537495), (65, 1229996), (130, 614998), (260, 307499), (331, 241540), (662, 120770), (929, 86060), (1324, 60385), (1655, 48308), (1858, 43030), (3310, 24154), (3716, 21515), (4303, 18580), (4645, 17212), (6620, 12077), (8606, 9290)]