510599440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{4861}}^1$

素因数の和:4988

約数の個数: 80

約数和(自身を含む): 1291386096

約数和(自身を除く): 780786656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 101, 104, 130, 202, 208, 260, 404, 505, 520, 808, 1010, 1040, 1313, 1616, 2020, 2626, 4040, 4861, 5252, 6565, 8080, 9722, 10504, 13130, 19444, 21008, 24305, 26260, 38888, 48610, 52520, 63193, 77776, 97220, 105040, 126386, 194440, 252772, 315965, 388880, 490961, 505544, 631930, 981922, 1011088, 1263860, 1963844, 2454805, 2527720, 3927688, 4909610, 5055440, 6382493, 7855376, 9819220, 12764986, 19638440, 25529972, 31912465, 39276880, 51059944, 63824930, 102119888, 127649860, 255299720, 510599440]

約数ペア:

[(1, 510599440), (2, 255299720), (4, 127649860), (5, 102119888), (8, 63824930), (10, 51059944), (13, 39276880), (16, 31912465), (20, 25529972), (26, 19638440), (40, 12764986), (52, 9819220), (65, 7855376), (80, 6382493), (101, 5055440), (104, 4909610), (130, 3927688), (202, 2527720), (208, 2454805), (260, 1963844), (404, 1263860), (505, 1011088), (520, 981922), (808, 631930), (1010, 505544), (1040, 490961), (1313, 388880), (1616, 315965), (2020, 252772), (2626, 194440), (4040, 126386), (4861, 105040), (5252, 97220), (6565, 77776), (8080, 63193), (9722, 52520), (10504, 48610), (13130, 38888), (19444, 26260), (21008, 24305)]