61784479480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1\times {\mathrm{68683}}^1$

素因数の和:69260

約数の個数: 64

約数和(自身を含む): 142522047360

約数和(自身を除く): 80737567880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 523, 860, 1046, 1720, 2092, 2615, 4184, 5230, 10460, 20920, 22489, 44978, 68683, 89956, 112445, 137366, 179912, 224890, 274732, 343415, 449780, 549464, 686830, 899560, 1373660, 2747320, 2953369, 5906738, 11813476, 14766845, 23626952, 29533690, 35921209, 59067380, 71842418, 118134760, 143684836, 179606045, 287369672, 359212090, 718424180, 1436848360, 1544611987, 3089223974, 6178447948, 7723059935, 12356895896, 15446119870, 30892239740, 61784479480]

約数ペア:

[(1, 61784479480), (2, 30892239740), (4, 15446119870), (5, 12356895896), (8, 7723059935), (10, 6178447948), (20, 3089223974), (40, 1544611987), (43, 1436848360), (86, 718424180), (172, 359212090), (215, 287369672), (344, 179606045), (430, 143684836), (523, 118134760), (860, 71842418), (1046, 59067380), (1720, 35921209), (2092, 29533690), (2615, 23626952), (4184, 14766845), (5230, 11813476), (10460, 5906738), (20920, 2953369), (22489, 2747320), (44978, 1373660), (68683, 899560), (89956, 686830), (112445, 549464), (137366, 449780), (179912, 343415), (224890, 274732)]