51855420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 150796800

約数和(自身を除く): 98941380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 101, 129, 172, 199, 202, 215, 258, 303, 398, 404, 430, 505, 516, 597, 606, 645, 796, 860, 995, 1010, 1194, 1212, 1290, 1515, 1990, 2020, 2388, 2580, 2985, 3030, 3980, 4343, 5970, 6060, 8557, 8686, 11940, 13029, 17114, 17372, 20099, 21715, 25671, 26058, 34228, 40198, 42785, 43430, 51342, 52116, 60297, 65145, 80396, 85570, 86860, 100495, 102684, 120594, 128355, 130290, 171140, 200990, 241188, 256710, 260580, 301485, 401980, 513420, 602970, 864257, 1205940, 1728514, 2592771, 3457028, 4321285, 5185542, 8642570, 10371084, 12963855, 17285140, 25927710, 51855420]

約数ペア:

[(1, 51855420), (2, 25927710), (3, 17285140), (4, 12963855), (5, 10371084), (6, 8642570), (10, 5185542), (12, 4321285), (15, 3457028), (20, 2592771), (30, 1728514), (43, 1205940), (60, 864257), (86, 602970), (101, 513420), (129, 401980), (172, 301485), (199, 260580), (202, 256710), (215, 241188), (258, 200990), (303, 171140), (398, 130290), (404, 128355), (430, 120594), (505, 102684), (516, 100495), (597, 86860), (606, 85570), (645, 80396), (796, 65145), (860, 60297), (995, 52116), (1010, 51342), (1194, 43430), (1212, 42785), (1290, 40198), (1515, 34228), (1990, 26058), (2020, 25671), (2388, 21715), (2580, 20099), (2985, 17372), (3030, 17114), (3980, 13029), (4343, 11940), (5970, 8686), (6060, 8557)]