205911075

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{631}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 360492800

約数和(自身を除く): 154581725

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 229, 285, 475, 631, 687, 1145, 1425, 1893, 3155, 3435, 4351, 5725, 9465, 11989, 13053, 15775, 17175, 21755, 35967, 47325, 59945, 65265, 108775, 144499, 179835, 299725, 326325, 433497, 722495, 899175, 2167485, 2745481, 3612475, 8236443, 10837425, 13727405, 41182215, 68637025, 205911075]

約数ペア:

[(1, 205911075), (3, 68637025), (5, 41182215), (15, 13727405), (19, 10837425), (25, 8236443), (57, 3612475), (75, 2745481), (95, 2167485), (229, 899175), (285, 722495), (475, 433497), (631, 326325), (687, 299725), (1145, 179835), (1425, 144499), (1893, 108775), (3155, 65265), (3435, 59945), (4351, 47325), (5725, 35967), (9465, 21755), (11989, 17175), (13053, 15775)]