128987217290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{974003}}^1$

素因数の和:974087

約数の個数: 64

約数和(自身を含む): 265084928640

約数和(自身を除く): 136097711350

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 41, 82, 85, 95, 170, 190, 205, 323, 410, 646, 697, 779, 1394, 1558, 1615, 3230, 3485, 3895, 6970, 7790, 13243, 26486, 66215, 132430, 974003, 1948006, 4870015, 9740030, 16558051, 18506057, 33116102, 37012114, 39934123, 79868246, 82790255, 92530285, 165580510, 185060570, 199670615, 314602969, 399341230, 629205938, 678880091, 758748337, 1357760182, 1517496674, 1573014845, 3146029690, 3394400455, 3793741685, 6788800910, 7587483370, 12898721729, 25797443458, 64493608645, 128987217290]

約数ペア:

[(1, 128987217290), (2, 64493608645), (5, 25797443458), (10, 12898721729), (17, 7587483370), (19, 6788800910), (34, 3793741685), (38, 3394400455), (41, 3146029690), (82, 1573014845), (85, 1517496674), (95, 1357760182), (170, 758748337), (190, 678880091), (205, 629205938), (323, 399341230), (410, 314602969), (646, 199670615), (697, 185060570), (779, 165580510), (1394, 92530285), (1558, 82790255), (1615, 79868246), (3230, 39934123), (3485, 37012114), (3895, 33116102), (6970, 18506057), (7790, 16558051), (13243, 9740030), (26486, 4870015), (66215, 1948006), (132430, 974003)]