156681108860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1\times {\mathrm{297161}}^1$

素因数の和:297854

約数の個数: 48

約数和(自身を含む): 337580786592

約数和(自身を除く): 180899677732

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 643, 820, 1286, 2572, 3215, 6430, 12860, 26363, 52726, 105452, 131815, 263630, 297161, 527260, 594322, 1188644, 1485805, 2971610, 5943220, 12183601, 24367202, 48734404, 60918005, 121836010, 191074523, 243672020, 382149046, 764298092, 955372615, 1910745230, 3821490460, 7834055443, 15668110886, 31336221772, 39170277215, 78340554430, 156681108860]

約数ペア:

[(1, 156681108860), (2, 78340554430), (4, 39170277215), (5, 31336221772), (10, 15668110886), (20, 7834055443), (41, 3821490460), (82, 1910745230), (164, 955372615), (205, 764298092), (410, 382149046), (643, 243672020), (820, 191074523), (1286, 121836010), (2572, 60918005), (3215, 48734404), (6430, 24367202), (12860, 12183601), (26363, 5943220), (52726, 2971610), (105452, 1485805), (131815, 1188644), (263630, 594322), (297161, 527260)]