51101625

素因数分解:

$3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 91054080

約数和(自身を除く): 39952455

約数列:

[1, 3, 5, 15, 25, 29, 37, 75, 87, 111, 125, 127, 145, 185, 375, 381, 435, 555, 635, 725, 925, 1073, 1905, 2175, 2775, 3175, 3219, 3625, 3683, 4625, 4699, 5365, 9525, 10875, 11049, 13875, 14097, 15875, 16095, 18415, 23495, 26825, 47625, 55245, 70485, 80475, 92075, 117475, 134125, 136271, 276225, 352425, 402375, 408813, 460375, 587375, 681355, 1381125, 1762125, 2044065, 3406775, 10220325, 17033875, 51101625]

約数ペア:

[(1, 51101625), (3, 17033875), (5, 10220325), (15, 3406775), (25, 2044065), (29, 1762125), (37, 1381125), (75, 681355), (87, 587375), (111, 460375), (125, 408813), (127, 402375), (145, 352425), (185, 276225), (375, 136271), (381, 134125), (435, 117475), (555, 92075), (635, 80475), (725, 70485), (925, 55245), (1073, 47625), (1905, 26825), (2175, 23495), (2775, 18415), (3175, 16095), (3219, 15875), (3625, 14097), (3683, 13875), (4625, 11049), (4699, 10875), (5365, 9525)]