65840528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10211}}^1$

素因数の和:10263

約数の個数: 40

約数和(自身を含む): 141824256

約数和(自身を除く): 75983728

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 10211, 20422, 40844, 81688, 132743, 163376, 265486, 316541, 530972, 633082, 1061944, 1266164, 2123888, 2532328, 4115033, 5064656, 8230066, 16460132, 32920264, 65840528]

約数ペア:

[(1, 65840528), (2, 32920264), (4, 16460132), (8, 8230066), (13, 5064656), (16, 4115033), (26, 2532328), (31, 2123888), (52, 1266164), (62, 1061944), (104, 633082), (124, 530972), (208, 316541), (248, 265486), (403, 163376), (496, 132743), (806, 81688), (1612, 40844), (3224, 20422), (6448, 10211)]