40310725

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 65352960

約数和(自身を除く): 25042235

約数列:

[1, 5, 7, 13, 25, 29, 35, 47, 65, 91, 145, 169, 175, 203, 235, 325, 329, 377, 455, 611, 725, 845, 1015, 1175, 1183, 1363, 1645, 1885, 2275, 2639, 3055, 4225, 4277, 4901, 5075, 5915, 6815, 7943, 8225, 9425, 9541, 13195, 15275, 17719, 21385, 24505, 29575, 34075, 34307, 39715, 47705, 55601, 65975, 88595, 106925, 122525, 124033, 171535, 198575, 230347, 238525, 278005, 442975, 620165, 857675, 1151735, 1390025, 1612429, 3100825, 5758675, 8062145, 40310725]

約数ペア:

[(1, 40310725), (5, 8062145), (7, 5758675), (13, 3100825), (25, 1612429), (29, 1390025), (35, 1151735), (47, 857675), (65, 620165), (91, 442975), (145, 278005), (169, 238525), (175, 230347), (203, 198575), (235, 171535), (325, 124033), (329, 122525), (377, 106925), (455, 88595), (611, 65975), (725, 55601), (845, 47705), (1015, 39715), (1175, 34307), (1183, 34075), (1363, 29575), (1645, 24505), (1885, 21385), (2275, 17719), (2639, 15275), (3055, 13195), (4225, 9541), (4277, 9425), (4901, 8225), (5075, 7943), (5915, 6815)]