161315691260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{916879}}^1$

素因数の和:917370

約数の個数: 48

約数和(自身を含む): 357363148800

約数和(自身を除く): 196047457540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 463, 926, 1852, 2315, 4630, 8797, 9260, 17594, 35188, 43985, 87970, 175940, 916879, 1833758, 3667516, 4584395, 9168790, 17420701, 18337580, 34841402, 69682804, 87103505, 174207010, 348414020, 424514977, 849029954, 1698059908, 2122574885, 4245149770, 8065784563, 8490299540, 16131569126, 32263138252, 40328922815, 80657845630, 161315691260]

約数ペア:

[(1, 161315691260), (2, 80657845630), (4, 40328922815), (5, 32263138252), (10, 16131569126), (19, 8490299540), (20, 8065784563), (38, 4245149770), (76, 2122574885), (95, 1698059908), (190, 849029954), (380, 424514977), (463, 348414020), (926, 174207010), (1852, 87103505), (2315, 69682804), (4630, 34841402), (8797, 18337580), (9260, 17420701), (17594, 9168790), (35188, 4584395), (43985, 3667516), (87970, 1833758), (175940, 916879)]