156978528490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{31585217}}^1$

素因数の和:31585302

約数の個数: 32

約数和(自身を含む): 327475540224

約数和(自身を除く): 170497011734

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 31585217, 63170434, 157926085, 221096519, 315852170, 442193038, 1105482595, 2210965190, 2242550407, 4485100814, 11212752035, 15697852849, 22425504070, 31395705698, 78489264245, 156978528490]

約数ペア:

[(1, 156978528490), (2, 78489264245), (5, 31395705698), (7, 22425504070), (10, 15697852849), (14, 11212752035), (35, 4485100814), (70, 2242550407), (71, 2210965190), (142, 1105482595), (355, 442193038), (497, 315852170), (710, 221096519), (994, 157926085), (2485, 63170434), (4970, 31585217)]