7920050

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 15748992

約数和(自身を除く): 7828942

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 71, 97, 115, 142, 194, 230, 355, 485, 575, 710, 970, 1150, 1633, 1775, 2231, 2425, 3266, 3550, 4462, 4850, 6887, 8165, 11155, 13774, 16330, 22310, 34435, 40825, 55775, 68870, 81650, 111550, 158401, 172175, 316802, 344350, 792005, 1584010, 3960025, 7920050]

約数ペア:

[(1, 7920050), (2, 3960025), (5, 1584010), (10, 792005), (23, 344350), (25, 316802), (46, 172175), (50, 158401), (71, 111550), (97, 81650), (115, 68870), (142, 55775), (194, 40825), (230, 34435), (355, 22310), (485, 16330), (575, 13774), (710, 11155), (970, 8165), (1150, 6887), (1633, 4850), (1775, 4462), (2231, 3550), (2425, 3266)]