25725420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1201}}^1$

素因数の和:1240

約数の個数: 144

約数和(自身を含む): 94506048

約数和(自身を除く): 68780628

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1201, 1260, 1428, 1530, 1785, 2142, 2380, 2402, 3060, 3570, 3603, 4284, 4804, 5355, 6005, 7140, 7206, 8407, 10710, 10809, 12010, 14412, 16814, 18015, 20417, 21420, 21618, 24020, 25221, 33628, 36030, 40834, 42035, 43236, 50442, 54045, 61251, 72060, 75663, 81668, 84070, 100884, 102085, 108090, 122502, 126105, 142919, 151326, 168140, 183753, 204170, 216180, 245004, 252210, 285838, 302652, 306255, 367506, 378315, 408340, 428757, 504420, 571676, 612510, 714595, 735012, 756630, 857514, 918765, 1225020, 1286271, 1429190, 1513260, 1715028, 1837530, 2143785, 2572542, 2858380, 3675060, 4287570, 5145084, 6431355, 8575140, 12862710, 25725420]

約数ペア:

[(1, 25725420), (2, 12862710), (3, 8575140), (4, 6431355), (5, 5145084), (6, 4287570), (7, 3675060), (9, 2858380), (10, 2572542), (12, 2143785), (14, 1837530), (15, 1715028), (17, 1513260), (18, 1429190), (20, 1286271), (21, 1225020), (28, 918765), (30, 857514), (34, 756630), (35, 735012), (36, 714595), (42, 612510), (45, 571676), (51, 504420), (60, 428757), (63, 408340), (68, 378315), (70, 367506), (84, 306255), (85, 302652), (90, 285838), (102, 252210), (105, 245004), (119, 216180), (126, 204170), (140, 183753), (153, 168140), (170, 151326), (180, 142919), (204, 126105), (210, 122502), (238, 108090), (252, 102085), (255, 100884), (306, 84070), (315, 81668), (340, 75663), (357, 72060), (420, 61251), (476, 54045), (510, 50442), (595, 43236), (612, 42035), (630, 40834), (714, 36030), (765, 33628), (1020, 25221), (1071, 24020), (1190, 21618), (1201, 21420), (1260, 20417), (1428, 18015), (1530, 16814), (1785, 14412), (2142, 12010), (2380, 10809), (2402, 10710), (3060, 8407), (3570, 7206), (3603, 7140), (4284, 6005), (4804, 5355)]