71875552

素因数分解:

$2^5\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1993}}^1$

素因数の和:2040

約数の個数: 72

約数和(自身を含む): 171850896

約数和(自身を除く): 99975344

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 92, 98, 112, 161, 184, 196, 224, 322, 368, 392, 644, 736, 784, 1127, 1288, 1568, 1993, 2254, 2576, 3986, 4508, 5152, 7972, 9016, 13951, 15944, 18032, 27902, 31888, 36064, 45839, 55804, 63776, 91678, 97657, 111608, 183356, 195314, 223216, 320873, 366712, 390628, 446432, 641746, 733424, 781256, 1283492, 1466848, 1562512, 2246111, 2566984, 3125024, 4492222, 5133968, 8984444, 10267936, 17968888, 35937776, 71875552]

約数ペア:

[(1, 71875552), (2, 35937776), (4, 17968888), (7, 10267936), (8, 8984444), (14, 5133968), (16, 4492222), (23, 3125024), (28, 2566984), (32, 2246111), (46, 1562512), (49, 1466848), (56, 1283492), (92, 781256), (98, 733424), (112, 641746), (161, 446432), (184, 390628), (196, 366712), (224, 320873), (322, 223216), (368, 195314), (392, 183356), (644, 111608), (736, 97657), (784, 91678), (1127, 63776), (1288, 55804), (1568, 45839), (1993, 36064), (2254, 31888), (2576, 27902), (3986, 18032), (4508, 15944), (5152, 13951), (7972, 9016)]