31541125

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 51217920

約数和(自身を除く): 19676795

約数列:

[1, 5, 7, 11, 25, 29, 35, 55, 77, 113, 125, 145, 175, 203, 275, 319, 385, 565, 725, 791, 875, 1015, 1243, 1375, 1595, 1925, 2233, 2825, 3277, 3625, 3955, 5075, 6215, 7975, 8701, 9625, 11165, 14125, 16385, 19775, 22939, 25375, 31075, 36047, 39875, 43505, 55825, 81925, 98875, 114695, 155375, 180235, 217525, 252329, 279125, 409625, 573475, 901175, 1087625, 1261645, 2867375, 4505875, 6308225, 31541125]

約数ペア:

[(1, 31541125), (5, 6308225), (7, 4505875), (11, 2867375), (25, 1261645), (29, 1087625), (35, 901175), (55, 573475), (77, 409625), (113, 279125), (125, 252329), (145, 217525), (175, 180235), (203, 155375), (275, 114695), (319, 98875), (385, 81925), (565, 55825), (725, 43505), (791, 39875), (875, 36047), (1015, 31075), (1243, 25375), (1375, 22939), (1595, 19775), (1925, 16385), (2233, 14125), (2825, 11165), (3277, 9625), (3625, 8701), (3955, 7975), (5075, 6215)]