25768890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{40903}}^1$

素因数の和:40923

約数の個数: 48

約数和(自身を含む): 76572288

約数和(自身を除く): 50803398

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 40903, 81806, 122709, 204515, 245418, 286321, 368127, 409030, 572642, 613545, 736254, 858963, 1227090, 1431605, 1717926, 1840635, 2576889, 2863210, 3681270, 4294815, 5153778, 8589630, 12884445, 25768890]

約数ペア:

[(1, 25768890), (2, 12884445), (3, 8589630), (5, 5153778), (6, 4294815), (7, 3681270), (9, 2863210), (10, 2576889), (14, 1840635), (15, 1717926), (18, 1431605), (21, 1227090), (30, 858963), (35, 736254), (42, 613545), (45, 572642), (63, 409030), (70, 368127), (90, 286321), (105, 245418), (126, 204515), (210, 122709), (315, 81806), (630, 40903)]