68487990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73643}}^1$

素因数の和:73684

約数の個数: 32

約数和(自身を含む): 169675776

約数和(自身を除く): 101187786

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 73643, 147286, 220929, 368215, 441858, 736430, 1104645, 2209290, 2282933, 4565866, 6848799, 11414665, 13697598, 22829330, 34243995, 68487990]

約数ペア:

[(1, 68487990), (2, 34243995), (3, 22829330), (5, 13697598), (6, 11414665), (10, 6848799), (15, 4565866), (30, 2282933), (31, 2209290), (62, 1104645), (93, 736430), (155, 441858), (186, 368215), (310, 220929), (465, 147286), (930, 73643)]