61980250

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 122653440

約数和(自身を除く): 60673190

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 83, 103, 125, 145, 166, 206, 250, 290, 415, 515, 725, 830, 1030, 1450, 2075, 2407, 2575, 2987, 3625, 4150, 4814, 5150, 5974, 7250, 8549, 10375, 12035, 12875, 14935, 17098, 20750, 24070, 25750, 29870, 42745, 60175, 74675, 85490, 120350, 149350, 213725, 247921, 300875, 373375, 427450, 495842, 601750, 746750, 1068625, 1239605, 2137250, 2479210, 6198025, 12396050, 30990125, 61980250]

約数ペア:

[(1, 61980250), (2, 30990125), (5, 12396050), (10, 6198025), (25, 2479210), (29, 2137250), (50, 1239605), (58, 1068625), (83, 746750), (103, 601750), (125, 495842), (145, 427450), (166, 373375), (206, 300875), (250, 247921), (290, 213725), (415, 149350), (515, 120350), (725, 85490), (830, 74675), (1030, 60175), (1450, 42745), (2075, 29870), (2407, 25750), (2575, 24070), (2987, 20750), (3625, 17098), (4150, 14935), (4814, 12875), (5150, 12035), (5974, 10375), (7250, 8549)]