71407875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2473}}^1$

素因数の和:2509

約数の個数: 64

約数和(自身を含む): 148202496

約数和(自身を除く): 76794621

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 125, 165, 175, 231, 275, 375, 385, 525, 825, 875, 1155, 1375, 1925, 2473, 2625, 4125, 5775, 7419, 9625, 12365, 17311, 27203, 28875, 37095, 51933, 61825, 81609, 86555, 136015, 185475, 190421, 259665, 309125, 408045, 432775, 571263, 680075, 927375, 952105, 1298325, 2040225, 2163875, 2856315, 3400375, 4760525, 6491625, 10201125, 14281575, 23802625, 71407875]

約数ペア:

[(1, 71407875), (3, 23802625), (5, 14281575), (7, 10201125), (11, 6491625), (15, 4760525), (21, 3400375), (25, 2856315), (33, 2163875), (35, 2040225), (55, 1298325), (75, 952105), (77, 927375), (105, 680075), (125, 571263), (165, 432775), (175, 408045), (231, 309125), (275, 259665), (375, 190421), (385, 185475), (525, 136015), (825, 86555), (875, 81609), (1155, 61825), (1375, 51933), (1925, 37095), (2473, 28875), (2625, 27203), (4125, 17311), (5775, 12365), (7419, 9625)]