61608225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{491}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 117135360

約数和(自身を除く): 55527135

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 239, 491, 525, 717, 1195, 1473, 1673, 2455, 3437, 3585, 5019, 5975, 7365, 8365, 10311, 12275, 17185, 17925, 25095, 36825, 41825, 51555, 85925, 117349, 125475, 257775, 352047, 586745, 821443, 1760235, 2464329, 2933725, 4107215, 8801175, 12321645, 20536075, 61608225]

約数ペア:

[(1, 61608225), (3, 20536075), (5, 12321645), (7, 8801175), (15, 4107215), (21, 2933725), (25, 2464329), (35, 1760235), (75, 821443), (105, 586745), (175, 352047), (239, 257775), (491, 125475), (525, 117349), (717, 85925), (1195, 51555), (1473, 41825), (1673, 36825), (2455, 25095), (3437, 17925), (3585, 17185), (5019, 12275), (5975, 10311), (7365, 8365)]