80821416

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{3121}}^1$

素因数の和:3226

約数の個数: 64

約数和(自身を含む): 220288320

約数和(自身を除く): 139466904

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 83, 104, 156, 166, 249, 312, 332, 498, 664, 996, 1079, 1992, 2158, 3121, 3237, 4316, 6242, 6474, 8632, 9363, 12484, 12948, 18726, 24968, 25896, 37452, 40573, 74904, 81146, 121719, 162292, 243438, 259043, 324584, 486876, 518086, 777129, 973752, 1036172, 1554258, 2072344, 3108516, 3367559, 6217032, 6735118, 10102677, 13470236, 20205354, 26940472, 40410708, 80821416]

約数ペア:

[(1, 80821416), (2, 40410708), (3, 26940472), (4, 20205354), (6, 13470236), (8, 10102677), (12, 6735118), (13, 6217032), (24, 3367559), (26, 3108516), (39, 2072344), (52, 1554258), (78, 1036172), (83, 973752), (104, 777129), (156, 518086), (166, 486876), (249, 324584), (312, 259043), (332, 243438), (498, 162292), (664, 121719), (996, 81146), (1079, 74904), (1992, 40573), (2158, 37452), (3121, 25896), (3237, 24968), (4316, 18726), (6242, 12948), (6474, 12484), (8632, 9363)]