201620278472

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1861}}^1\times {\mathrm{8293}}^1$

素因数の和:10254

約数の個数: 64

約数和(自身を含む): 400293653760

約数和(自身を除く): 198673375288

約数列:

[1, 2, 4, 8, 23, 46, 71, 92, 142, 184, 284, 568, 1633, 1861, 3266, 3722, 6532, 7444, 8293, 13064, 14888, 16586, 33172, 42803, 66344, 85606, 132131, 171212, 190739, 264262, 342424, 381478, 528524, 588803, 762956, 1057048, 1177606, 1525912, 2355212, 3039013, 4710424, 6078026, 12156052, 13542469, 15433273, 24312104, 27084938, 30866546, 54169876, 61733092, 108339752, 123466184, 354965279, 709930558, 1095762383, 1419861116, 2191524766, 2839722232, 4383049532, 8766099064, 25202534809, 50405069618, 100810139236, 201620278472]

約数ペア:

[(1, 201620278472), (2, 100810139236), (4, 50405069618), (8, 25202534809), (23, 8766099064), (46, 4383049532), (71, 2839722232), (92, 2191524766), (142, 1419861116), (184, 1095762383), (284, 709930558), (568, 354965279), (1633, 123466184), (1861, 108339752), (3266, 61733092), (3722, 54169876), (6532, 30866546), (7444, 27084938), (8293, 24312104), (13064, 15433273), (14888, 13542469), (16586, 12156052), (33172, 6078026), (42803, 4710424), (66344, 3039013), (85606, 2355212), (132131, 1525912), (171212, 1177606), (190739, 1057048), (264262, 762956), (342424, 588803), (381478, 528524)]