64884675

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 111421440

約数和(自身を除く): 46536765

約数列:

[1, 3, 5, 15, 25, 47, 75, 79, 141, 233, 235, 237, 395, 699, 705, 1165, 1175, 1185, 1975, 3495, 3525, 3713, 5825, 5925, 10951, 11139, 17475, 18407, 18565, 32853, 54755, 55221, 55695, 92035, 92825, 164265, 273775, 276105, 278475, 460175, 821325, 865129, 1380525, 2595387, 4325645, 12976935, 21628225, 64884675]

約数ペア:

[(1, 64884675), (3, 21628225), (5, 12976935), (15, 4325645), (25, 2595387), (47, 1380525), (75, 865129), (79, 821325), (141, 460175), (233, 278475), (235, 276105), (237, 273775), (395, 164265), (699, 92825), (705, 92035), (1165, 55695), (1175, 55221), (1185, 54755), (1975, 32853), (3495, 18565), (3525, 18407), (3713, 17475), (5825, 11139), (5925, 10951)]