76871860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1091}}^1$

素因数の和:1384

約数の個数: 48

約数和(自身を含む): 174650112

約数和(自身を除く): 97778252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 271, 542, 1084, 1091, 1355, 2182, 2710, 3523, 4364, 5420, 5455, 7046, 10910, 14092, 14183, 17615, 21820, 28366, 35230, 56732, 70460, 70915, 141830, 283660, 295661, 591322, 1182644, 1478305, 2956610, 3843593, 5913220, 7687186, 15374372, 19217965, 38435930, 76871860]

約数ペア:

[(1, 76871860), (2, 38435930), (4, 19217965), (5, 15374372), (10, 7687186), (13, 5913220), (20, 3843593), (26, 2956610), (52, 1478305), (65, 1182644), (130, 591322), (260, 295661), (271, 283660), (542, 141830), (1084, 70915), (1091, 70460), (1355, 56732), (2182, 35230), (2710, 28366), (3523, 21820), (4364, 17615), (5420, 14183), (5455, 14092), (7046, 10910)]