90900030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17929}}^1$

素因数の和:17965

約数の個数: 48

約数和(自身を含む): 236245680

約数和(自身を除く): 145345650

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 5070, 17929, 35858, 53787, 89645, 107574, 179290, 233077, 268935, 466154, 537870, 699231, 1165385, 1398462, 2330770, 3030001, 3496155, 6060002, 6992310, 9090003, 15150005, 18180006, 30300010, 45450015, 90900030]

約数ペア:

[(1, 90900030), (2, 45450015), (3, 30300010), (5, 18180006), (6, 15150005), (10, 9090003), (13, 6992310), (15, 6060002), (26, 3496155), (30, 3030001), (39, 2330770), (65, 1398462), (78, 1165385), (130, 699231), (169, 537870), (195, 466154), (338, 268935), (390, 233077), (507, 179290), (845, 107574), (1014, 89645), (1690, 53787), (2535, 35858), (5070, 17929)]