85210120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{149}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 211653000

約数和(自身を除く): 126442880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 149, 170, 232, 290, 298, 340, 493, 580, 596, 680, 745, 841, 986, 1160, 1192, 1490, 1682, 1972, 2465, 2533, 2980, 3364, 3944, 4205, 4321, 4930, 5066, 5960, 6728, 8410, 8642, 9860, 10132, 12665, 14297, 16820, 17284, 19720, 20264, 21605, 25330, 28594, 33640, 34568, 43210, 50660, 57188, 71485, 73457, 86420, 101320, 114376, 125309, 142970, 146914, 172840, 250618, 285940, 293828, 367285, 501236, 571880, 587656, 626545, 734570, 1002472, 1253090, 1469140, 2130253, 2506180, 2938280, 4260506, 5012360, 8521012, 10651265, 17042024, 21302530, 42605060, 85210120]

約数ペア:

[(1, 85210120), (2, 42605060), (4, 21302530), (5, 17042024), (8, 10651265), (10, 8521012), (17, 5012360), (20, 4260506), (29, 2938280), (34, 2506180), (40, 2130253), (58, 1469140), (68, 1253090), (85, 1002472), (116, 734570), (136, 626545), (145, 587656), (149, 571880), (170, 501236), (232, 367285), (290, 293828), (298, 285940), (340, 250618), (493, 172840), (580, 146914), (596, 142970), (680, 125309), (745, 114376), (841, 101320), (986, 86420), (1160, 73457), (1192, 71485), (1490, 57188), (1682, 50660), (1972, 43210), (2465, 34568), (2533, 33640), (2980, 28594), (3364, 25330), (3944, 21605), (4205, 20264), (4321, 19720), (4930, 17284), (5066, 16820), (5960, 14297), (6728, 12665), (8410, 10132), (8642, 9860)]