65195625

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 80

約数和(自身を含む): 123710400

約数和(自身を除く): 58514775

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 87, 109, 125, 145, 165, 275, 319, 327, 375, 435, 545, 625, 725, 825, 957, 1199, 1375, 1595, 1635, 1875, 2175, 2725, 3161, 3597, 3625, 4125, 4785, 5995, 6875, 7975, 8175, 9483, 10875, 13625, 15805, 17985, 18125, 20625, 23925, 29975, 34771, 39875, 40875, 47415, 54375, 68125, 79025, 89925, 104313, 119625, 149875, 173855, 199375, 204375, 237075, 395125, 449625, 521565, 598125, 749375, 869275, 1185375, 1975625, 2248125, 2607825, 4346375, 5926875, 13039125, 21731875, 65195625]

約数ペア:

[(1, 65195625), (3, 21731875), (5, 13039125), (11, 5926875), (15, 4346375), (25, 2607825), (29, 2248125), (33, 1975625), (55, 1185375), (75, 869275), (87, 749375), (109, 598125), (125, 521565), (145, 449625), (165, 395125), (275, 237075), (319, 204375), (327, 199375), (375, 173855), (435, 149875), (545, 119625), (625, 104313), (725, 89925), (825, 79025), (957, 68125), (1199, 54375), (1375, 47415), (1595, 40875), (1635, 39875), (1875, 34771), (2175, 29975), (2725, 23925), (3161, 20625), (3597, 18125), (3625, 17985), (4125, 15805), (4785, 13625), (5995, 10875), (6875, 9483), (7975, 8175)]