165181520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17351}}^1$

素因数の和:17388

約数の個数: 80

約数和(自身を含む): 464755968

約数和(自身を除く): 299574448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 17351, 34702, 69404, 86755, 121457, 138808, 173510, 242914, 277616, 294967, 347020, 485828, 589934, 607285, 694040, 971656, 1179868, 1214570, 1388080, 1474835, 1943312, 2064769, 2359736, 2429140, 2949670, 4129538, 4719472, 4858280, 5899340, 8259076, 9716560, 10323845, 11798680, 16518152, 20647690, 23597360, 33036304, 41295380, 82590760, 165181520]

約数ペア:

[(1, 165181520), (2, 82590760), (4, 41295380), (5, 33036304), (7, 23597360), (8, 20647690), (10, 16518152), (14, 11798680), (16, 10323845), (17, 9716560), (20, 8259076), (28, 5899340), (34, 4858280), (35, 4719472), (40, 4129538), (56, 2949670), (68, 2429140), (70, 2359736), (80, 2064769), (85, 1943312), (112, 1474835), (119, 1388080), (136, 1214570), (140, 1179868), (170, 971656), (238, 694040), (272, 607285), (280, 589934), (340, 485828), (476, 347020), (560, 294967), (595, 277616), (680, 242914), (952, 173510), (1190, 138808), (1360, 121457), (1904, 86755), (2380, 69404), (4760, 34702), (9520, 17351)]