148959460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2879}}^1$

素因数の和:3100

約数の個数: 48

約数和(自身を含む): 338688000

約数和(自身を除く): 189728540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 199, 260, 398, 796, 995, 1990, 2587, 2879, 3980, 5174, 5758, 10348, 11516, 12935, 14395, 25870, 28790, 37427, 51740, 57580, 74854, 149708, 187135, 374270, 572921, 748540, 1145842, 2291684, 2864605, 5729210, 7447973, 11458420, 14895946, 29791892, 37239865, 74479730, 148959460]

約数ペア:

[(1, 148959460), (2, 74479730), (4, 37239865), (5, 29791892), (10, 14895946), (13, 11458420), (20, 7447973), (26, 5729210), (52, 2864605), (65, 2291684), (130, 1145842), (199, 748540), (260, 572921), (398, 374270), (796, 187135), (995, 149708), (1990, 74854), (2587, 57580), (2879, 51740), (3980, 37427), (5174, 28790), (5758, 25870), (10348, 14395), (11516, 12935)]