85678060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1439}}^1$

素因数の和:1690

約数の個数: 48

約数和(自身を含む): 194745600

約数和(自身を除く): 109067540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 229, 260, 458, 916, 1145, 1439, 2290, 2878, 2977, 4580, 5756, 5954, 7195, 11908, 14390, 14885, 18707, 28780, 29770, 37414, 59540, 74828, 93535, 187070, 329531, 374140, 659062, 1318124, 1647655, 3295310, 4283903, 6590620, 8567806, 17135612, 21419515, 42839030, 85678060]

約数ペア:

[(1, 85678060), (2, 42839030), (4, 21419515), (5, 17135612), (10, 8567806), (13, 6590620), (20, 4283903), (26, 3295310), (52, 1647655), (65, 1318124), (130, 659062), (229, 374140), (260, 329531), (458, 187070), (916, 93535), (1145, 74828), (1439, 59540), (2290, 37414), (2878, 29770), (2977, 28780), (4580, 18707), (5756, 14885), (5954, 14390), (7195, 11908)]