355264975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 488718720

約数和(自身を除く): 133453745

約数列:

[1, 5, 13, 25, 65, 79, 101, 137, 325, 395, 505, 685, 1027, 1313, 1781, 1975, 2525, 3425, 5135, 6565, 7979, 8905, 10823, 13837, 25675, 32825, 39895, 44525, 54115, 69185, 103727, 140699, 179881, 199475, 270575, 345925, 518635, 703495, 899405, 1093123, 2593175, 3517475, 4497025, 5465615, 14210599, 27328075, 71052995, 355264975]

約数ペア:

[(1, 355264975), (5, 71052995), (13, 27328075), (25, 14210599), (65, 5465615), (79, 4497025), (101, 3517475), (137, 2593175), (325, 1093123), (395, 899405), (505, 703495), (685, 518635), (1027, 345925), (1313, 270575), (1781, 199475), (1975, 179881), (2525, 140699), (3425, 103727), (5135, 69185), (6565, 54115), (7979, 44525), (8905, 39895), (10823, 32825), (13837, 25675)]