85987876

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{971}}^1$

素因数の和:1132

約数の個数: 36

約数和(自身を含む): 164357424

約数和(自身を除く): 78369548

約数列:

[1, 2, 4, 13, 26, 52, 131, 169, 262, 338, 524, 676, 971, 1703, 1942, 3406, 3884, 6812, 12623, 22139, 25246, 44278, 50492, 88556, 127201, 164099, 254402, 328198, 508804, 656396, 1653613, 3307226, 6614452, 21496969, 42993938, 85987876]

約数ペア:

[(1, 85987876), (2, 42993938), (4, 21496969), (13, 6614452), (26, 3307226), (52, 1653613), (131, 656396), (169, 508804), (262, 328198), (338, 254402), (524, 164099), (676, 127201), (971, 88556), (1703, 50492), (1942, 44278), (3406, 25246), (3884, 22139), (6812, 12623)]