66807260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{977}}^1$

素因数の和:1262

約数の個数: 48

約数和(自身を含む): 151816896

約数和(自身を除く): 85009636

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263, 526, 977, 1052, 1315, 1954, 2630, 3419, 3908, 4885, 5260, 6838, 9770, 12701, 13676, 17095, 19540, 25402, 34190, 50804, 63505, 68380, 127010, 254020, 256951, 513902, 1027804, 1284755, 2569510, 3340363, 5139020, 6680726, 13361452, 16701815, 33403630, 66807260]

約数ペア:

[(1, 66807260), (2, 33403630), (4, 16701815), (5, 13361452), (10, 6680726), (13, 5139020), (20, 3340363), (26, 2569510), (52, 1284755), (65, 1027804), (130, 513902), (260, 256951), (263, 254020), (526, 127010), (977, 68380), (1052, 63505), (1315, 50804), (1954, 34190), (2630, 25402), (3419, 19540), (3908, 17095), (4885, 13676), (5260, 12701), (6838, 9770)]