68550440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5209}}^1$

素因数の和:5274

約数の個数: 64

約数和(自身を含む): 180057600

約数和(自身を除く): 111507160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 5209, 6580, 10418, 13160, 20836, 26045, 36463, 41672, 52090, 72926, 104180, 145852, 182315, 208360, 244823, 291704, 364630, 489646, 729260, 979292, 1224115, 1458520, 1713761, 1958584, 2448230, 3427522, 4896460, 6855044, 8568805, 9792920, 13710088, 17137610, 34275220, 68550440]

約数ペア:

[(1, 68550440), (2, 34275220), (4, 17137610), (5, 13710088), (7, 9792920), (8, 8568805), (10, 6855044), (14, 4896460), (20, 3427522), (28, 2448230), (35, 1958584), (40, 1713761), (47, 1458520), (56, 1224115), (70, 979292), (94, 729260), (140, 489646), (188, 364630), (235, 291704), (280, 244823), (329, 208360), (376, 182315), (470, 145852), (658, 104180), (940, 72926), (1316, 52090), (1645, 41672), (1880, 36463), (2632, 26045), (3290, 20836), (5209, 13160), (6580, 10418)]