25219530

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{40031}}^1$

素因数の和:40051

約数の個数: 48

約数和(自身を含む): 74939904

約数和(自身を除く): 49720374

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, 40031, 80062, 120093, 200155, 240186, 280217, 360279, 400310, 560434, 600465, 720558, 840651, 1200930, 1401085, 1681302, 1801395, 2521953, 2802170, 3602790, 4203255, 5043906, 8406510, 12609765, 25219530]

約数ペア:

[(1, 25219530), (2, 12609765), (3, 8406510), (5, 5043906), (6, 4203255), (7, 3602790), (9, 2802170), (10, 2521953), (14, 1801395), (15, 1681302), (18, 1401085), (21, 1200930), (30, 840651), (35, 720558), (42, 600465), (45, 560434), (63, 400310), (70, 360279), (90, 280217), (105, 240186), (126, 200155), (210, 120093), (315, 80062), (630, 40031)]