38537351425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{26693}}^1$

素因数の和:26842

約数の個数: 48

約数和(自身を含む): 52431287040

約数和(自身を除く): 13893935615

約数列:

[1, 5, 17, 25, 43, 79, 85, 215, 395, 425, 731, 1075, 1343, 1975, 3397, 3655, 6715, 16985, 18275, 26693, 33575, 57749, 84925, 133465, 288745, 453781, 667325, 1147799, 1443725, 2108747, 2268905, 5738995, 10543735, 11344525, 19512583, 28694975, 35848699, 52718675, 90676121, 97562915, 179243495, 453380605, 487814575, 896217475, 1541494057, 2266903025, 7707470285, 38537351425]

約数ペア:

[(1, 38537351425), (5, 7707470285), (17, 2266903025), (25, 1541494057), (43, 896217475), (79, 487814575), (85, 453380605), (215, 179243495), (395, 97562915), (425, 90676121), (731, 52718675), (1075, 35848699), (1343, 28694975), (1975, 19512583), (3397, 11344525), (3655, 10543735), (6715, 5738995), (16985, 2268905), (18275, 2108747), (26693, 1443725), (33575, 1147799), (57749, 667325), (84925, 453781), (133465, 288745)]