454965875

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:142

約数の個数: 128

約数和(自身を含む): 764854272

約数和(自身を除く): 309888397

約数列:

[1, 5, 7, 13, 23, 25, 35, 37, 47, 65, 91, 115, 125, 161, 175, 185, 235, 259, 299, 325, 329, 455, 481, 575, 611, 805, 851, 875, 925, 1081, 1175, 1295, 1495, 1625, 1645, 1739, 2093, 2275, 2405, 2875, 3055, 3367, 4025, 4255, 4277, 4625, 5405, 5875, 5957, 6475, 7475, 7567, 8225, 8695, 10465, 11063, 11375, 12025, 12173, 14053, 15275, 16835, 20125, 21275, 21385, 22607, 27025, 29785, 32375, 37375, 37835, 39997, 41125, 43475, 52325, 55315, 60125, 60865, 70265, 76375, 77441, 84175, 98371, 106375, 106925, 113035, 135125, 148925, 158249, 189175, 199985, 217375, 261625, 276575, 279979, 304325, 351325, 387205, 420875, 491855, 519961, 534625, 565175, 744625, 791245, 945875, 999925, 1382875, 1399895, 1521625, 1756625, 1936025, 2459275, 2599805, 2825875, 3639727, 3956225, 4999625, 6999475, 9680125, 12296375, 12999025, 18198635, 19781125, 34997375, 64995125, 90993175, 454965875]

約数ペア:

[(1, 454965875), (5, 90993175), (7, 64995125), (13, 34997375), (23, 19781125), (25, 18198635), (35, 12999025), (37, 12296375), (47, 9680125), (65, 6999475), (91, 4999625), (115, 3956225), (125, 3639727), (161, 2825875), (175, 2599805), (185, 2459275), (235, 1936025), (259, 1756625), (299, 1521625), (325, 1399895), (329, 1382875), (455, 999925), (481, 945875), (575, 791245), (611, 744625), (805, 565175), (851, 534625), (875, 519961), (925, 491855), (1081, 420875), (1175, 387205), (1295, 351325), (1495, 304325), (1625, 279979), (1645, 276575), (1739, 261625), (2093, 217375), (2275, 199985), (2405, 189175), (2875, 158249), (3055, 148925), (3367, 135125), (4025, 113035), (4255, 106925), (4277, 106375), (4625, 98371), (5405, 84175), (5875, 77441), (5957, 76375), (6475, 70265), (7475, 60865), (7567, 60125), (8225, 55315), (8695, 52325), (10465, 43475), (11063, 41125), (11375, 39997), (12025, 37835), (12173, 37375), (14053, 32375), (15275, 29785), (16835, 27025), (20125, 22607), (21275, 21385)]