55340775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{857}}^1$

素因数の和:921

約数の個数: 72

約数和(自身を含む): 116180064

約数和(自身を除く): 60839289

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 41, 45, 63, 75, 105, 123, 175, 205, 225, 287, 315, 369, 525, 615, 857, 861, 1025, 1435, 1575, 1845, 2571, 2583, 3075, 4285, 4305, 5999, 7175, 7713, 9225, 12855, 12915, 17997, 21425, 21525, 29995, 35137, 38565, 53991, 64275, 64575, 89985, 105411, 149975, 175685, 192825, 245959, 269955, 316233, 449925, 527055, 737877, 878425, 1229795, 1349775, 1581165, 2213631, 2635275, 3689385, 6148975, 7905825, 11068155, 18446925, 55340775]

約数ペア:

[(1, 55340775), (3, 18446925), (5, 11068155), (7, 7905825), (9, 6148975), (15, 3689385), (21, 2635275), (25, 2213631), (35, 1581165), (41, 1349775), (45, 1229795), (63, 878425), (75, 737877), (105, 527055), (123, 449925), (175, 316233), (205, 269955), (225, 245959), (287, 192825), (315, 175685), (369, 149975), (525, 105411), (615, 89985), (857, 64575), (861, 64275), (1025, 53991), (1435, 38565), (1575, 35137), (1845, 29995), (2571, 21525), (2583, 21425), (3075, 17997), (4285, 12915), (4305, 12855), (5999, 9225), (7175, 7713)]