85751840

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18481}}^1$

素因数の和:18525

約数の個数: 48

約数和(自身を含む): 209585880

約数和(自身を除く): 123834040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 18481, 36962, 73924, 92405, 147848, 184810, 295696, 369620, 535949, 591392, 739240, 1071898, 1478480, 2143796, 2679745, 2956960, 4287592, 5359490, 8575184, 10718980, 17150368, 21437960, 42875920, 85751840]

約数ペア:

[(1, 85751840), (2, 42875920), (4, 21437960), (5, 17150368), (8, 10718980), (10, 8575184), (16, 5359490), (20, 4287592), (29, 2956960), (32, 2679745), (40, 2143796), (58, 1478480), (80, 1071898), (116, 739240), (145, 591392), (160, 535949), (232, 369620), (290, 295696), (464, 184810), (580, 147848), (928, 92405), (1160, 73924), (2320, 36962), (4640, 18481)]