66885780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85751}}^1$

素因数の和:85776

約数の個数: 48

約数和(自身を含む): 201688704

約数和(自身を除く): 134802924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 85751, 171502, 257253, 343004, 428755, 514506, 857510, 1029012, 1114763, 1286265, 1715020, 2229526, 2572530, 3344289, 4459052, 5145060, 5573815, 6688578, 11147630, 13377156, 16721445, 22295260, 33442890, 66885780]

約数ペア:

[(1, 66885780), (2, 33442890), (3, 22295260), (4, 16721445), (5, 13377156), (6, 11147630), (10, 6688578), (12, 5573815), (13, 5145060), (15, 4459052), (20, 3344289), (26, 2572530), (30, 2229526), (39, 1715020), (52, 1286265), (60, 1114763), (65, 1029012), (78, 857510), (130, 514506), (156, 428755), (195, 343004), (260, 257253), (390, 171502), (780, 85751)]