38227475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1$

素因数の和:105

約数の個数: 72

約数和(自身を含む): 60756528

約数和(自身を除く): 22529053

約数列:

[1, 5, 11, 13, 17, 25, 37, 55, 65, 85, 143, 185, 187, 221, 275, 289, 325, 407, 425, 481, 629, 715, 925, 935, 1105, 1445, 2035, 2405, 2431, 3145, 3179, 3575, 3757, 4675, 5291, 5525, 6919, 7225, 8177, 10175, 10693, 12025, 12155, 15725, 15895, 18785, 26455, 34595, 40885, 41327, 53465, 60775, 79475, 89947, 93925, 117623, 132275, 139009, 172975, 204425, 206635, 267325, 449735, 588115, 695045, 1033175, 1529099, 2248675, 2940575, 3475225, 7645495, 38227475]

約数ペア:

[(1, 38227475), (5, 7645495), (11, 3475225), (13, 2940575), (17, 2248675), (25, 1529099), (37, 1033175), (55, 695045), (65, 588115), (85, 449735), (143, 267325), (185, 206635), (187, 204425), (221, 172975), (275, 139009), (289, 132275), (325, 117623), (407, 93925), (425, 89947), (481, 79475), (629, 60775), (715, 53465), (925, 41327), (935, 40885), (1105, 34595), (1445, 26455), (2035, 18785), (2405, 15895), (2431, 15725), (3145, 12155), (3179, 12025), (3575, 10693), (3757, 10175), (4675, 8177), (5291, 7225), (5525, 6919)]