90281490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17807}}^1$

素因数の和:17843

約数の個数: 48

約数和(自身を含む): 234638208

約数和(自身を除く): 144356718

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, 17807, 35614, 53421, 89035, 106842, 178070, 231491, 267105, 462982, 534210, 694473, 1157455, 1388946, 2314910, 3009383, 3472365, 6018766, 6944730, 9028149, 15046915, 18056298, 30093830, 45140745, 90281490]

約数ペア:

[(1, 90281490), (2, 45140745), (3, 30093830), (5, 18056298), (6, 15046915), (10, 9028149), (13, 6944730), (15, 6018766), (26, 3472365), (30, 3009383), (39, 2314910), (65, 1388946), (78, 1157455), (130, 694473), (169, 534210), (195, 462982), (338, 267105), (390, 231491), (507, 178070), (845, 106842), (1014, 89035), (1690, 53421), (2535, 35614), (5070, 17807)]