78524720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2719}}^1$

素因数の和:2770

約数の個数: 60

約数和(自身を含む): 192755520

約数和(自身を除く): 114230800

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, 2719, 2888, 3610, 5438, 5776, 7220, 10876, 13595, 14440, 21752, 27190, 28880, 43504, 51661, 54380, 103322, 108760, 206644, 217520, 258305, 413288, 516610, 826576, 981559, 1033220, 1963118, 2066440, 3926236, 4132880, 4907795, 7852472, 9815590, 15704944, 19631180, 39262360, 78524720]

約数ペア:

[(1, 78524720), (2, 39262360), (4, 19631180), (5, 15704944), (8, 9815590), (10, 7852472), (16, 4907795), (19, 4132880), (20, 3926236), (38, 2066440), (40, 1963118), (76, 1033220), (80, 981559), (95, 826576), (152, 516610), (190, 413288), (304, 258305), (361, 217520), (380, 206644), (722, 108760), (760, 103322), (1444, 54380), (1520, 51661), (1805, 43504), (2719, 28880), (2888, 27190), (3610, 21752), (5438, 14440), (5776, 13595), (7220, 10876)]