99953680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3461}}^1$

素因数の和:3512

約数の個数: 60

約数和(自身を含む): 245338092

約数和(自身を除く): 145384412

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2888, 3461, 3610, 5776, 6922, 7220, 13844, 14440, 17305, 27688, 28880, 34610, 55376, 65759, 69220, 131518, 138440, 263036, 276880, 328795, 526072, 657590, 1052144, 1249421, 1315180, 2498842, 2630360, 4997684, 5260720, 6247105, 9995368, 12494210, 19990736, 24988420, 49976840, 99953680]

約数ペア:

[(1, 99953680), (2, 49976840), (4, 24988420), (5, 19990736), (8, 12494210), (10, 9995368), (16, 6247105), (19, 5260720), (20, 4997684), (38, 2630360), (40, 2498842), (76, 1315180), (80, 1249421), (95, 1052144), (152, 657590), (190, 526072), (304, 328795), (361, 276880), (380, 263036), (722, 138440), (760, 131518), (1444, 69220), (1520, 65759), (1805, 55376), (2888, 34610), (3461, 28880), (3610, 27688), (5776, 17305), (6922, 14440), (7220, 13844)]