127980970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{1861}}^1$

素因数の和:1927

約数の個数: 48

約数和(自身を含む): 259480872

約数和(自身を除く): 131499902

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 529, 598, 1058, 1495, 1861, 2645, 2990, 3722, 5290, 6877, 9305, 13754, 18610, 24193, 34385, 42803, 48386, 68770, 85606, 120965, 214015, 241930, 428030, 556439, 984469, 1112878, 1968938, 2782195, 4922345, 5564390, 9844690, 12798097, 25596194, 63990485, 127980970]

約数ペア:

[(1, 127980970), (2, 63990485), (5, 25596194), (10, 12798097), (13, 9844690), (23, 5564390), (26, 4922345), (46, 2782195), (65, 1968938), (115, 1112878), (130, 984469), (230, 556439), (299, 428030), (529, 241930), (598, 214015), (1058, 120965), (1495, 85606), (1861, 68770), (2645, 48386), (2990, 42803), (3722, 34385), (5290, 24193), (6877, 18610), (9305, 13754)]