49778440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{887}}^1$

素因数の和:982

約数の個数: 64

約数和(自身を含む): 118920960

約数和(自身を除く): 69142520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 61, 92, 115, 122, 184, 230, 244, 305, 460, 488, 610, 887, 920, 1220, 1403, 1774, 2440, 2806, 3548, 4435, 5612, 7015, 7096, 8870, 11224, 14030, 17740, 20401, 28060, 35480, 40802, 54107, 56120, 81604, 102005, 108214, 163208, 204010, 216428, 270535, 408020, 432856, 541070, 816040, 1082140, 1244461, 2164280, 2488922, 4977844, 6222305, 9955688, 12444610, 24889220, 49778440]

約数ペア:

[(1, 49778440), (2, 24889220), (4, 12444610), (5, 9955688), (8, 6222305), (10, 4977844), (20, 2488922), (23, 2164280), (40, 1244461), (46, 1082140), (61, 816040), (92, 541070), (115, 432856), (122, 408020), (184, 270535), (230, 216428), (244, 204010), (305, 163208), (460, 108214), (488, 102005), (610, 81604), (887, 56120), (920, 54107), (1220, 40802), (1403, 35480), (1774, 28060), (2440, 20401), (2806, 17740), (3548, 14030), (4435, 11224), (5612, 8870), (7015, 7096)]