25828380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 83026944

約数和(自身を除く): 57198564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 47, 60, 71, 86, 90, 94, 129, 141, 142, 172, 180, 188, 213, 215, 235, 258, 282, 284, 355, 387, 423, 426, 430, 470, 516, 564, 639, 645, 705, 710, 774, 846, 852, 860, 940, 1065, 1278, 1290, 1410, 1420, 1548, 1692, 1935, 2021, 2115, 2130, 2556, 2580, 2820, 3053, 3195, 3337, 3870, 4042, 4230, 4260, 6063, 6106, 6390, 6674, 7740, 8084, 8460, 9159, 10011, 10105, 12126, 12212, 12780, 13348, 15265, 16685, 18189, 18318, 20022, 20210, 24252, 27477, 30033, 30315, 30530, 33370, 36378, 36636, 40044, 40420, 45795, 50055, 54954, 60066, 60630, 61060, 66740, 72756, 90945, 91590, 100110, 109908, 120132, 121260, 137385, 143491, 150165, 181890, 183180, 200220, 274770, 286982, 300330, 363780, 430473, 549540, 573964, 600660, 717455, 860946, 1291419, 1434910, 1721892, 2152365, 2582838, 2869820, 4304730, 5165676, 6457095, 8609460, 12914190, 25828380]

約数ペア:

[(1, 25828380), (2, 12914190), (3, 8609460), (4, 6457095), (5, 5165676), (6, 4304730), (9, 2869820), (10, 2582838), (12, 2152365), (15, 1721892), (18, 1434910), (20, 1291419), (30, 860946), (36, 717455), (43, 600660), (45, 573964), (47, 549540), (60, 430473), (71, 363780), (86, 300330), (90, 286982), (94, 274770), (129, 200220), (141, 183180), (142, 181890), (172, 150165), (180, 143491), (188, 137385), (213, 121260), (215, 120132), (235, 109908), (258, 100110), (282, 91590), (284, 90945), (355, 72756), (387, 66740), (423, 61060), (426, 60630), (430, 60066), (470, 54954), (516, 50055), (564, 45795), (639, 40420), (645, 40044), (705, 36636), (710, 36378), (774, 33370), (846, 30530), (852, 30315), (860, 30033), (940, 27477), (1065, 24252), (1278, 20210), (1290, 20022), (1410, 18318), (1420, 18189), (1548, 16685), (1692, 15265), (1935, 13348), (2021, 12780), (2115, 12212), (2130, 12126), (2556, 10105), (2580, 10011), (2820, 9159), (3053, 8460), (3195, 8084), (3337, 7740), (3870, 6674), (4042, 6390), (4230, 6106), (4260, 6063)]