57219025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 80137728

約数和(自身を除く): 22918703

約数列:

[1, 5, 17, 25, 31, 43, 85, 101, 155, 215, 425, 505, 527, 731, 775, 1075, 1333, 1717, 2525, 2635, 3131, 3655, 4343, 6665, 8585, 13175, 15655, 18275, 21715, 22661, 33325, 42925, 53227, 73831, 78275, 108575, 113305, 134633, 266135, 369155, 566525, 673165, 1330675, 1845775, 2288761, 3365825, 11443805, 57219025]

約数ペア:

[(1, 57219025), (5, 11443805), (17, 3365825), (25, 2288761), (31, 1845775), (43, 1330675), (85, 673165), (101, 566525), (155, 369155), (215, 266135), (425, 134633), (505, 113305), (527, 108575), (731, 78275), (775, 73831), (1075, 53227), (1333, 42925), (1717, 33325), (2525, 22661), (2635, 21715), (3131, 18275), (3655, 15655), (4343, 13175), (6665, 8585)]