25549020

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{751}}^1$

素因数の和:782

約数の個数: 144

約数和(自身を含む): 91972608

約数和(自身を除く): 66423588

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 751, 756, 810, 945, 972, 1134, 1215, 1260, 1502, 1620, 1701, 1890, 2253, 2268, 2430, 2835, 3004, 3402, 3755, 3780, 4506, 4860, 5257, 5670, 6759, 6804, 7510, 8505, 9012, 10514, 11265, 11340, 13518, 15020, 15771, 17010, 20277, 21028, 22530, 26285, 27036, 31542, 33795, 34020, 40554, 45060, 47313, 52570, 60831, 63084, 67590, 78855, 81108, 94626, 101385, 105140, 121662, 135180, 141939, 157710, 182493, 189252, 202770, 236565, 243324, 283878, 304155, 315420, 364986, 405540, 425817, 473130, 567756, 608310, 709695, 729972, 851634, 912465, 946260, 1216620, 1277451, 1419390, 1703268, 1824930, 2129085, 2554902, 2838780, 3649860, 4258170, 5109804, 6387255, 8516340, 12774510, 25549020]

約数ペア:

[(1, 25549020), (2, 12774510), (3, 8516340), (4, 6387255), (5, 5109804), (6, 4258170), (7, 3649860), (9, 2838780), (10, 2554902), (12, 2129085), (14, 1824930), (15, 1703268), (18, 1419390), (20, 1277451), (21, 1216620), (27, 946260), (28, 912465), (30, 851634), (35, 729972), (36, 709695), (42, 608310), (45, 567756), (54, 473130), (60, 425817), (63, 405540), (70, 364986), (81, 315420), (84, 304155), (90, 283878), (105, 243324), (108, 236565), (126, 202770), (135, 189252), (140, 182493), (162, 157710), (180, 141939), (189, 135180), (210, 121662), (243, 105140), (252, 101385), (270, 94626), (315, 81108), (324, 78855), (378, 67590), (405, 63084), (420, 60831), (486, 52570), (540, 47313), (567, 45060), (630, 40554), (751, 34020), (756, 33795), (810, 31542), (945, 27036), (972, 26285), (1134, 22530), (1215, 21028), (1260, 20277), (1502, 17010), (1620, 15771), (1701, 15020), (1890, 13518), (2253, 11340), (2268, 11265), (2430, 10514), (2835, 9012), (3004, 8505), (3402, 7510), (3755, 6804), (3780, 6759), (4506, 5670), (4860, 5257)]