61361320

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 142663680

約数和(自身を除く): 81302360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 127, 188, 235, 254, 257, 376, 470, 508, 514, 635, 940, 1016, 1028, 1270, 1285, 1880, 2056, 2540, 2570, 5080, 5140, 5969, 10280, 11938, 12079, 23876, 24158, 29845, 32639, 47752, 48316, 59690, 60395, 65278, 96632, 119380, 120790, 130556, 163195, 238760, 241580, 261112, 326390, 483160, 652780, 1305560, 1534033, 3068066, 6136132, 7670165, 12272264, 15340330, 30680660, 61361320]

約数ペア:

[(1, 61361320), (2, 30680660), (4, 15340330), (5, 12272264), (8, 7670165), (10, 6136132), (20, 3068066), (40, 1534033), (47, 1305560), (94, 652780), (127, 483160), (188, 326390), (235, 261112), (254, 241580), (257, 238760), (376, 163195), (470, 130556), (508, 120790), (514, 119380), (635, 96632), (940, 65278), (1016, 60395), (1028, 59690), (1270, 48316), (1285, 47752), (1880, 32639), (2056, 29845), (2540, 24158), (2570, 23876), (5080, 12079), (5140, 11938), (5969, 10280)]