26699660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{997}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 61029696

約数和(自身を除く): 34330036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 515, 997, 1030, 1339, 1994, 2060, 2678, 3988, 4985, 5356, 6695, 9970, 12961, 13390, 19940, 25922, 26780, 51844, 64805, 102691, 129610, 205382, 259220, 410764, 513455, 1026910, 1334983, 2053820, 2669966, 5339932, 6674915, 13349830, 26699660]

約数ペア:

[(1, 26699660), (2, 13349830), (4, 6674915), (5, 5339932), (10, 2669966), (13, 2053820), (20, 1334983), (26, 1026910), (52, 513455), (65, 410764), (103, 259220), (130, 205382), (206, 129610), (260, 102691), (412, 64805), (515, 51844), (997, 26780), (1030, 25922), (1339, 19940), (1994, 13390), (2060, 12961), (2678, 9970), (3988, 6695), (4985, 5356)]