209750975

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{317}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 315456000

約数和(自身を除く): 105705025

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 199, 317, 475, 665, 995, 1393, 1585, 2219, 3325, 3781, 4975, 6023, 6965, 7925, 11095, 18905, 26467, 30115, 34825, 42161, 55475, 63083, 94525, 132335, 150575, 210805, 315415, 441581, 661675, 1054025, 1198577, 1577075, 2207905, 5992885, 8390039, 11039525, 29964425, 41950195, 209750975]

約数ペア:

[(1, 209750975), (5, 41950195), (7, 29964425), (19, 11039525), (25, 8390039), (35, 5992885), (95, 2207905), (133, 1577075), (175, 1198577), (199, 1054025), (317, 661675), (475, 441581), (665, 315415), (995, 210805), (1393, 150575), (1585, 132335), (2219, 94525), (3325, 63083), (3781, 55475), (4975, 42161), (6023, 34825), (6965, 30115), (7925, 26467), (11095, 18905)]