49692520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 115758720

約数和(自身を除く): 66066200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 167, 172, 173, 215, 334, 344, 346, 430, 668, 692, 835, 860, 865, 1336, 1384, 1670, 1720, 1730, 3340, 3460, 6680, 6920, 7181, 7439, 14362, 14878, 28724, 28891, 29756, 35905, 37195, 57448, 57782, 59512, 71810, 74390, 115564, 143620, 144455, 148780, 231128, 287240, 288910, 297560, 577820, 1155640, 1242313, 2484626, 4969252, 6211565, 9938504, 12423130, 24846260, 49692520]

約数ペア:

[(1, 49692520), (2, 24846260), (4, 12423130), (5, 9938504), (8, 6211565), (10, 4969252), (20, 2484626), (40, 1242313), (43, 1155640), (86, 577820), (167, 297560), (172, 288910), (173, 287240), (215, 231128), (334, 148780), (344, 144455), (346, 143620), (430, 115564), (668, 74390), (692, 71810), (835, 59512), (860, 57782), (865, 57448), (1336, 37195), (1384, 35905), (1670, 29756), (1720, 28891), (1730, 28724), (3340, 14878), (3460, 14362), (6680, 7439), (6920, 7181)]