80128125

素因数分解:

$3^2\times 5^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:86

約数の個数: 144

約数和(自身を含む): 185238144

約数和(自身を除く): 105110019

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 37, 45, 55, 63, 75, 77, 99, 105, 111, 125, 165, 175, 185, 225, 231, 259, 275, 315, 333, 375, 385, 407, 495, 525, 555, 625, 693, 777, 825, 875, 925, 1125, 1155, 1221, 1295, 1375, 1575, 1665, 1875, 1925, 2035, 2331, 2475, 2625, 2775, 2849, 3125, 3465, 3663, 3885, 4125, 4375, 4625, 5625, 5775, 6105, 6475, 6875, 7875, 8325, 8547, 9375, 9625, 10175, 11655, 12375, 13125, 13875, 14245, 17325, 18315, 19425, 20625, 21875, 23125, 25641, 28125, 28875, 30525, 32375, 34375, 39375, 41625, 42735, 48125, 50875, 58275, 61875, 65625, 69375, 71225, 86625, 91575, 97125, 103125, 115625, 128205, 144375, 152625, 161875, 196875, 208125, 213675, 240625, 254375, 291375, 309375, 346875, 356125, 433125, 457875, 485625, 641025, 721875, 763125, 809375, 1040625, 1068375, 1271875, 1456875, 1780625, 2165625, 2289375, 2428125, 3205125, 3815625, 5341875, 7284375, 8903125, 11446875, 16025625, 26709375, 80128125]

約数ペア:

[(1, 80128125), (3, 26709375), (5, 16025625), (7, 11446875), (9, 8903125), (11, 7284375), (15, 5341875), (21, 3815625), (25, 3205125), (33, 2428125), (35, 2289375), (37, 2165625), (45, 1780625), (55, 1456875), (63, 1271875), (75, 1068375), (77, 1040625), (99, 809375), (105, 763125), (111, 721875), (125, 641025), (165, 485625), (175, 457875), (185, 433125), (225, 356125), (231, 346875), (259, 309375), (275, 291375), (315, 254375), (333, 240625), (375, 213675), (385, 208125), (407, 196875), (495, 161875), (525, 152625), (555, 144375), (625, 128205), (693, 115625), (777, 103125), (825, 97125), (875, 91575), (925, 86625), (1125, 71225), (1155, 69375), (1221, 65625), (1295, 61875), (1375, 58275), (1575, 50875), (1665, 48125), (1875, 42735), (1925, 41625), (2035, 39375), (2331, 34375), (2475, 32375), (2625, 30525), (2775, 28875), (2849, 28125), (3125, 25641), (3465, 23125), (3663, 21875), (3885, 20625), (4125, 19425), (4375, 18315), (4625, 17325), (5625, 14245), (5775, 13875), (6105, 13125), (6475, 12375), (6875, 11655), (7875, 10175), (8325, 9625), (8547, 9375)]