78904072

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{3433}}^1$

素因数の和:3482

約数の個数: 48

約数和(自身を含む): 169673940

約数和(自身を除く): 90769868

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 169, 221, 338, 442, 676, 884, 1352, 1768, 2873, 3433, 5746, 6866, 11492, 13732, 22984, 27464, 44629, 58361, 89258, 116722, 178516, 233444, 357032, 466888, 580177, 758693, 1160354, 1517386, 2320708, 3034772, 4641416, 6069544, 9863009, 19726018, 39452036, 78904072]

約数ペア:

[(1, 78904072), (2, 39452036), (4, 19726018), (8, 9863009), (13, 6069544), (17, 4641416), (26, 3034772), (34, 2320708), (52, 1517386), (68, 1160354), (104, 758693), (136, 580177), (169, 466888), (221, 357032), (338, 233444), (442, 178516), (676, 116722), (884, 89258), (1352, 58361), (1768, 44629), (2873, 27464), (3433, 22984), (5746, 13732), (6866, 11492)]