201261920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40577}}^1$

素因数の和:40623

約数の個数: 48

約数和(自身を含む): 490831488

約数和(自身を除く): 289569568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 40577, 81154, 162308, 202885, 324616, 405770, 649232, 811540, 1257887, 1298464, 1623080, 2515774, 3246160, 5031548, 6289435, 6492320, 10063096, 12578870, 20126192, 25157740, 40252384, 50315480, 100630960, 201261920]

約数ペア:

[(1, 201261920), (2, 100630960), (4, 50315480), (5, 40252384), (8, 25157740), (10, 20126192), (16, 12578870), (20, 10063096), (31, 6492320), (32, 6289435), (40, 5031548), (62, 3246160), (80, 2515774), (124, 1623080), (155, 1298464), (160, 1257887), (248, 811540), (310, 649232), (496, 405770), (620, 324616), (992, 202885), (1240, 162308), (2480, 81154), (4960, 40577)]