74563840

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4481}}^1$

素因数の和:4515

約数の個数: 72

約数和(自身を含む): 192385368

約数和(自身を除く): 117821528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 4481, 8320, 8962, 16640, 17924, 22405, 35848, 44810, 58253, 71696, 89620, 116506, 143392, 179240, 233012, 286784, 291265, 358480, 466024, 573568, 582530, 716960, 932048, 1147136, 1165060, 1433920, 1864096, 2330120, 2867840, 3728192, 4660240, 5735680, 7456384, 9320480, 14912768, 18640960, 37281920, 74563840]

約数ペア:

[(1, 74563840), (2, 37281920), (4, 18640960), (5, 14912768), (8, 9320480), (10, 7456384), (13, 5735680), (16, 4660240), (20, 3728192), (26, 2867840), (32, 2330120), (40, 1864096), (52, 1433920), (64, 1165060), (65, 1147136), (80, 932048), (104, 716960), (128, 582530), (130, 573568), (160, 466024), (208, 358480), (256, 291265), (260, 286784), (320, 233012), (416, 179240), (520, 143392), (640, 116506), (832, 89620), (1040, 71696), (1280, 58253), (1664, 44810), (2080, 35848), (3328, 22405), (4160, 17924), (4481, 16640), (8320, 8962)]