7978164496

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{331}}^1\times {\mathrm{19069}}^1$

素因数の和:19487

約数の個数: 40

約数和(自身を含む): 15701475200

約数和(自身を除く): 7723310704

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 331, 632, 662, 1264, 1324, 2648, 5296, 19069, 26149, 38138, 52298, 76276, 104596, 152552, 209192, 305104, 418384, 1506451, 3012902, 6025804, 6311839, 12051608, 12623678, 24103216, 25247356, 50494712, 100989424, 498635281, 997270562, 1994541124, 3989082248, 7978164496]

約数ペア:

[(1, 7978164496), (2, 3989082248), (4, 1994541124), (8, 997270562), (16, 498635281), (79, 100989424), (158, 50494712), (316, 25247356), (331, 24103216), (632, 12623678), (662, 12051608), (1264, 6311839), (1324, 6025804), (2648, 3012902), (5296, 1506451), (19069, 418384), (26149, 305104), (38138, 209192), (52298, 152552), (76276, 104596)]