25631640

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{293}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 86788800

約数和(自身を除く): 61157160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 293, 324, 360, 405, 486, 540, 586, 648, 729, 810, 879, 972, 1080, 1172, 1215, 1458, 1465, 1620, 1758, 1944, 2187, 2344, 2430, 2637, 2916, 2930, 3240, 3516, 3645, 4374, 4395, 4860, 5274, 5832, 5860, 7032, 7290, 7911, 8748, 8790, 9720, 10548, 10935, 11720, 13185, 14580, 15822, 17496, 17580, 21096, 21870, 23733, 26370, 29160, 31644, 35160, 39555, 43740, 47466, 52740, 63288, 71199, 79110, 87480, 94932, 105480, 118665, 142398, 158220, 189864, 213597, 237330, 284796, 316440, 355995, 427194, 474660, 569592, 640791, 711990, 854388, 949320, 1067985, 1281582, 1423980, 1708776, 2135970, 2563164, 2847960, 3203955, 4271940, 5126328, 6407910, 8543880, 12815820, 25631640]

約数ペア:

[(1, 25631640), (2, 12815820), (3, 8543880), (4, 6407910), (5, 5126328), (6, 4271940), (8, 3203955), (9, 2847960), (10, 2563164), (12, 2135970), (15, 1708776), (18, 1423980), (20, 1281582), (24, 1067985), (27, 949320), (30, 854388), (36, 711990), (40, 640791), (45, 569592), (54, 474660), (60, 427194), (72, 355995), (81, 316440), (90, 284796), (108, 237330), (120, 213597), (135, 189864), (162, 158220), (180, 142398), (216, 118665), (243, 105480), (270, 94932), (293, 87480), (324, 79110), (360, 71199), (405, 63288), (486, 52740), (540, 47466), (586, 43740), (648, 39555), (729, 35160), (810, 31644), (879, 29160), (972, 26370), (1080, 23733), (1172, 21870), (1215, 21096), (1458, 17580), (1465, 17496), (1620, 15822), (1758, 14580), (1944, 13185), (2187, 11720), (2344, 10935), (2430, 10548), (2637, 9720), (2916, 8790), (2930, 8748), (3240, 7911), (3516, 7290), (3645, 7032), (4374, 5860), (4395, 5832), (4860, 5274)]