64365040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{34981}}^1$

素因数の和:35017

約数の個数: 40

約数和(自身を含む): 156159648

約数和(自身を除く): 91794608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 34981, 69962, 139924, 174905, 279848, 349810, 559696, 699620, 804563, 1399240, 1609126, 2798480, 3218252, 4022815, 6436504, 8045630, 12873008, 16091260, 32182520, 64365040]

約数ペア:

[(1, 64365040), (2, 32182520), (4, 16091260), (5, 12873008), (8, 8045630), (10, 6436504), (16, 4022815), (20, 3218252), (23, 2798480), (40, 1609126), (46, 1399240), (80, 804563), (92, 699620), (115, 559696), (184, 349810), (230, 279848), (368, 174905), (460, 139924), (920, 69962), (1840, 34981)]