85454180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8597}}^1$

素因数の和:8684

約数の個数: 48

約数和(自身を含む): 208002816

約数和(自身を除く): 122548636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 8597, 9940, 17194, 34388, 42985, 60179, 85970, 120358, 171940, 240716, 300895, 601790, 610387, 1203580, 1220774, 2441548, 3051935, 4272709, 6103870, 8545418, 12207740, 17090836, 21363545, 42727090, 85454180]

約数ペア:

[(1, 85454180), (2, 42727090), (4, 21363545), (5, 17090836), (7, 12207740), (10, 8545418), (14, 6103870), (20, 4272709), (28, 3051935), (35, 2441548), (70, 1220774), (71, 1203580), (140, 610387), (142, 601790), (284, 300895), (355, 240716), (497, 171940), (710, 120358), (994, 85970), (1420, 60179), (1988, 42985), (2485, 34388), (4970, 17194), (8597, 9940)]