79723240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5521}}^1$

素因数の和:5570

約数の個数: 48

約数和(自身を含む): 189349380

約数和(自身を除く): 109626140

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 5521, 7220, 11042, 14440, 22084, 27605, 44168, 55210, 104899, 110420, 209798, 220840, 419596, 524495, 839192, 1048990, 1993081, 2097980, 3986162, 4195960, 7972324, 9965405, 15944648, 19930810, 39861620, 79723240]

約数ペア:

[(1, 79723240), (2, 39861620), (4, 19930810), (5, 15944648), (8, 9965405), (10, 7972324), (19, 4195960), (20, 3986162), (38, 2097980), (40, 1993081), (76, 1048990), (95, 839192), (152, 524495), (190, 419596), (361, 220840), (380, 209798), (722, 110420), (760, 104899), (1444, 55210), (1805, 44168), (2888, 27605), (3610, 22084), (5521, 14440), (7220, 11042)]