53427880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3917}}^1$

素因数の和:3970

約数の個数: 64

約数和(自身を含む): 135406080

約数和(自身を除く): 81978200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 3917, 6820, 7834, 13640, 15668, 19585, 31336, 39170, 43087, 78340, 86174, 121427, 156680, 172348, 215435, 242854, 344696, 430870, 485708, 607135, 861740, 971416, 1214270, 1335697, 1723480, 2428540, 2671394, 4857080, 5342788, 6678485, 10685576, 13356970, 26713940, 53427880]

約数ペア:

[(1, 53427880), (2, 26713940), (4, 13356970), (5, 10685576), (8, 6678485), (10, 5342788), (11, 4857080), (20, 2671394), (22, 2428540), (31, 1723480), (40, 1335697), (44, 1214270), (55, 971416), (62, 861740), (88, 607135), (110, 485708), (124, 430870), (155, 344696), (220, 242854), (248, 215435), (310, 172348), (341, 156680), (440, 121427), (620, 86174), (682, 78340), (1240, 43087), (1364, 39170), (1705, 31336), (2728, 19585), (3410, 15668), (3917, 13640), (6820, 7834)]