61305760

素因数分解:

$2^5\times 5^1\times {\mathrm{619}}^2$

素因数の和:1253

約数の個数: 36

約数和(自身を含む): 145069218

約数和(自身を除く): 83763458

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 619, 1238, 2476, 3095, 4952, 6190, 9904, 12380, 19808, 24760, 49520, 99040, 383161, 766322, 1532644, 1915805, 3065288, 3831610, 6130576, 7663220, 12261152, 15326440, 30652880, 61305760]

約数ペア:

[(1, 61305760), (2, 30652880), (4, 15326440), (5, 12261152), (8, 7663220), (10, 6130576), (16, 3831610), (20, 3065288), (32, 1915805), (40, 1532644), (80, 766322), (160, 383161), (619, 99040), (1238, 49520), (2476, 24760), (3095, 19808), (4952, 12380), (6190, 9904)]