66737990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{20921}}^1$

素因数の和:20968

約数の個数: 32

約数和(自身を含む): 135574560

約数和(自身を除く): 68836570

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 20921, 41842, 104605, 209210, 230131, 460262, 606709, 1150655, 1213418, 2301310, 3033545, 6067090, 6673799, 13347598, 33368995, 66737990]

約数ペア:

[(1, 66737990), (2, 33368995), (5, 13347598), (10, 6673799), (11, 6067090), (22, 3033545), (29, 2301310), (55, 1213418), (58, 1150655), (110, 606709), (145, 460262), (290, 230131), (319, 209210), (638, 104605), (1595, 41842), (3190, 20921)]