66255140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{16319}}^1$

素因数の和:16364

約数の個数: 48

約数和(自身を含む): 164505600

約数和(自身を除く): 98250460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 16319, 32638, 65276, 81595, 114233, 163190, 228466, 326380, 456932, 473251, 571165, 946502, 1142330, 1893004, 2284660, 2366255, 3312757, 4732510, 6625514, 9465020, 13251028, 16563785, 33127570, 66255140]

約数ペア:

[(1, 66255140), (2, 33127570), (4, 16563785), (5, 13251028), (7, 9465020), (10, 6625514), (14, 4732510), (20, 3312757), (28, 2366255), (29, 2284660), (35, 1893004), (58, 1142330), (70, 946502), (116, 571165), (140, 473251), (145, 456932), (203, 326380), (290, 228466), (406, 163190), (580, 114233), (812, 81595), (1015, 65276), (2030, 32638), (4060, 16319)]