12819050

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 25391232

約数和(自身を除く): 12572182

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 71, 115, 142, 157, 230, 314, 355, 575, 710, 785, 1150, 1570, 1633, 1775, 3266, 3550, 3611, 3925, 7222, 7850, 8165, 11147, 16330, 18055, 22294, 36110, 40825, 55735, 81650, 90275, 111470, 180550, 256381, 278675, 512762, 557350, 1281905, 2563810, 6409525, 12819050]

約数ペア:

[(1, 12819050), (2, 6409525), (5, 2563810), (10, 1281905), (23, 557350), (25, 512762), (46, 278675), (50, 256381), (71, 180550), (115, 111470), (142, 90275), (157, 81650), (230, 55735), (314, 40825), (355, 36110), (575, 22294), (710, 18055), (785, 16330), (1150, 11147), (1570, 8165), (1633, 7850), (1775, 7222), (3266, 3925), (3550, 3611)]