49272520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{991}}^1$

素因数の和:1126

約数の個数: 64

約数和(自身を含む): 122135040

約数和(自身を除く): 72862520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 113, 220, 226, 440, 452, 565, 904, 991, 1130, 1243, 1982, 2260, 2486, 3964, 4520, 4955, 4972, 6215, 7928, 9910, 9944, 10901, 12430, 19820, 21802, 24860, 39640, 43604, 49720, 54505, 87208, 109010, 111983, 218020, 223966, 436040, 447932, 559915, 895864, 1119830, 1231813, 2239660, 2463626, 4479320, 4927252, 6159065, 9854504, 12318130, 24636260, 49272520]

約数ペア:

[(1, 49272520), (2, 24636260), (4, 12318130), (5, 9854504), (8, 6159065), (10, 4927252), (11, 4479320), (20, 2463626), (22, 2239660), (40, 1231813), (44, 1119830), (55, 895864), (88, 559915), (110, 447932), (113, 436040), (220, 223966), (226, 218020), (440, 111983), (452, 109010), (565, 87208), (904, 54505), (991, 49720), (1130, 43604), (1243, 39640), (1982, 24860), (2260, 21802), (2486, 19820), (3964, 12430), (4520, 10901), (4955, 9944), (4972, 9910), (6215, 7928)]