51540075

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 97764576

約数和(自身を除く): 46224501

約数列:

[1, 3, 5, 9, 15, 25, 37, 41, 45, 75, 111, 123, 151, 185, 205, 225, 333, 369, 453, 555, 615, 755, 925, 1025, 1359, 1517, 1665, 1845, 2265, 2775, 3075, 3775, 4551, 5587, 6191, 6795, 7585, 8325, 9225, 11325, 13653, 16761, 18573, 22755, 27935, 30955, 33975, 37925, 50283, 55719, 68265, 83805, 92865, 113775, 139675, 154775, 229067, 251415, 278595, 341325, 419025, 464325, 687201, 1145335, 1257075, 1392975, 2061603, 3436005, 5726675, 10308015, 17180025, 51540075]

約数ペア:

[(1, 51540075), (3, 17180025), (5, 10308015), (9, 5726675), (15, 3436005), (25, 2061603), (37, 1392975), (41, 1257075), (45, 1145335), (75, 687201), (111, 464325), (123, 419025), (151, 341325), (185, 278595), (205, 251415), (225, 229067), (333, 154775), (369, 139675), (453, 113775), (555, 92865), (615, 83805), (755, 68265), (925, 55719), (1025, 50283), (1359, 37925), (1517, 33975), (1665, 30955), (1845, 27935), (2265, 22755), (2775, 18573), (3075, 16761), (3775, 13653), (4551, 11325), (5587, 9225), (6191, 8325), (6795, 7585)]