25425540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1187}}^1$

素因数の和:1226

約数の個数: 144

約数和(自身を含む): 93405312

約数和(自身を除く): 67979772

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, 1187, 1190, 1260, 1428, 1530, 1785, 2142, 2374, 2380, 3060, 3561, 3570, 4284, 4748, 5355, 5935, 7122, 7140, 8309, 10683, 10710, 11870, 14244, 16618, 17805, 20179, 21366, 21420, 23740, 24927, 33236, 35610, 40358, 41545, 42732, 49854, 53415, 60537, 71220, 74781, 80716, 83090, 99708, 100895, 106830, 121074, 124635, 141253, 149562, 166180, 181611, 201790, 213660, 242148, 249270, 282506, 299124, 302685, 363222, 373905, 403580, 423759, 498540, 565012, 605370, 706265, 726444, 747810, 847518, 908055, 1210740, 1271277, 1412530, 1495620, 1695036, 1816110, 2118795, 2542554, 2825060, 3632220, 4237590, 5085108, 6356385, 8475180, 12712770, 25425540]

約数ペア:

[(1, 25425540), (2, 12712770), (3, 8475180), (4, 6356385), (5, 5085108), (6, 4237590), (7, 3632220), (9, 2825060), (10, 2542554), (12, 2118795), (14, 1816110), (15, 1695036), (17, 1495620), (18, 1412530), (20, 1271277), (21, 1210740), (28, 908055), (30, 847518), (34, 747810), (35, 726444), (36, 706265), (42, 605370), (45, 565012), (51, 498540), (60, 423759), (63, 403580), (68, 373905), (70, 363222), (84, 302685), (85, 299124), (90, 282506), (102, 249270), (105, 242148), (119, 213660), (126, 201790), (140, 181611), (153, 166180), (170, 149562), (180, 141253), (204, 124635), (210, 121074), (238, 106830), (252, 100895), (255, 99708), (306, 83090), (315, 80716), (340, 74781), (357, 71220), (420, 60537), (476, 53415), (510, 49854), (595, 42732), (612, 41545), (630, 40358), (714, 35610), (765, 33236), (1020, 24927), (1071, 23740), (1187, 21420), (1190, 21366), (1260, 20179), (1428, 17805), (1530, 16618), (1785, 14244), (2142, 11870), (2374, 10710), (2380, 10683), (3060, 8309), (3561, 7140), (3570, 7122), (4284, 5935), (4748, 5355)]