79889300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{2213}}^1$

素因数の和:2265

約数の個数: 54

約数和(自身を含む): 183046878

約数和(自身を除く): 103157578

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 361, 380, 475, 722, 950, 1444, 1805, 1900, 2213, 3610, 4426, 7220, 8852, 9025, 11065, 18050, 22130, 36100, 42047, 44260, 55325, 84094, 110650, 168188, 210235, 221300, 420470, 798893, 840940, 1051175, 1597786, 2102350, 3195572, 3994465, 4204700, 7988930, 15977860, 19972325, 39944650, 79889300]

約数ペア:

[(1, 79889300), (2, 39944650), (4, 19972325), (5, 15977860), (10, 7988930), (19, 4204700), (20, 3994465), (25, 3195572), (38, 2102350), (50, 1597786), (76, 1051175), (95, 840940), (100, 798893), (190, 420470), (361, 221300), (380, 210235), (475, 168188), (722, 110650), (950, 84094), (1444, 55325), (1805, 44260), (1900, 42047), (2213, 36100), (3610, 22130), (4426, 18050), (7220, 11065), (8852, 9025)]