84882760

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 195592320

約数和(自身を除く): 110709560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 131, 167, 194, 262, 334, 388, 485, 524, 655, 668, 776, 835, 970, 1048, 1310, 1336, 1670, 1940, 2620, 3340, 3880, 5240, 6680, 12707, 16199, 21877, 25414, 32398, 43754, 50828, 63535, 64796, 80995, 87508, 101656, 109385, 127070, 129592, 161990, 175016, 218770, 254140, 323980, 437540, 508280, 647960, 875080, 2122069, 4244138, 8488276, 10610345, 16976552, 21220690, 42441380, 84882760]

約数ペア:

[(1, 84882760), (2, 42441380), (4, 21220690), (5, 16976552), (8, 10610345), (10, 8488276), (20, 4244138), (40, 2122069), (97, 875080), (131, 647960), (167, 508280), (194, 437540), (262, 323980), (334, 254140), (388, 218770), (485, 175016), (524, 161990), (655, 129592), (668, 127070), (776, 109385), (835, 101656), (970, 87508), (1048, 80995), (1310, 64796), (1336, 63535), (1670, 50828), (1940, 43754), (2620, 32398), (3340, 25414), (3880, 21877), (5240, 16199), (6680, 12707)]