201081640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1721}}^1$

素因数の和:1882

約数の個数: 64

約数和(自身を含む): 476098560

約数和(自身を除く): 275016920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 127, 184, 230, 254, 460, 508, 635, 920, 1016, 1270, 1721, 2540, 2921, 3442, 5080, 5842, 6884, 8605, 11684, 13768, 14605, 17210, 23368, 29210, 34420, 39583, 58420, 68840, 79166, 116840, 158332, 197915, 218567, 316664, 395830, 437134, 791660, 874268, 1092835, 1583320, 1748536, 2185670, 4371340, 5027041, 8742680, 10054082, 20108164, 25135205, 40216328, 50270410, 100540820, 201081640]

約数ペア:

[(1, 201081640), (2, 100540820), (4, 50270410), (5, 40216328), (8, 25135205), (10, 20108164), (20, 10054082), (23, 8742680), (40, 5027041), (46, 4371340), (92, 2185670), (115, 1748536), (127, 1583320), (184, 1092835), (230, 874268), (254, 791660), (460, 437134), (508, 395830), (635, 316664), (920, 218567), (1016, 197915), (1270, 158332), (1721, 116840), (2540, 79166), (2921, 68840), (3442, 58420), (5080, 39583), (5842, 34420), (6884, 29210), (8605, 23368), (11684, 17210), (13768, 14605)]