677950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 1562400

約数和(自身を除く): 884450

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 149, 175, 182, 298, 325, 350, 455, 650, 745, 910, 1043, 1490, 1937, 2086, 2275, 3725, 3874, 4550, 5215, 7450, 9685, 10430, 13559, 19370, 26075, 27118, 48425, 52150, 67795, 96850, 135590, 338975, 677950]

約数ペア:

[(1, 677950), (2, 338975), (5, 135590), (7, 96850), (10, 67795), (13, 52150), (14, 48425), (25, 27118), (26, 26075), (35, 19370), (50, 13559), (65, 10430), (70, 9685), (91, 7450), (130, 5215), (149, 4550), (175, 3874), (182, 3725), (298, 2275), (325, 2086), (350, 1937), (455, 1490), (650, 1043), (745, 910)]