201620618075

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{241}}^1\times {\mathrm{557}}^1\times {\mathrm{823}}^1$

素因数の和:1704

約数の個数: 48

約数和(自身を含む): 255252609216

約数和(自身を除く): 53631991141

約数列:

[1, 5, 25, 73, 241, 365, 557, 823, 1205, 1825, 2785, 4115, 6025, 13925, 17593, 20575, 40661, 60079, 87965, 134237, 198343, 203305, 300395, 439825, 458411, 671185, 991715, 1016525, 1501975, 2292055, 3355925, 4958575, 9799301, 11460275, 14479039, 33464003, 48996505, 72395195, 110477051, 167320015, 244982525, 361975975, 552385255, 836600075, 2761926275, 8064824723, 40324123615, 201620618075]

約数ペア:

[(1, 201620618075), (5, 40324123615), (25, 8064824723), (73, 2761926275), (241, 836600075), (365, 552385255), (557, 361975975), (823, 244982525), (1205, 167320015), (1825, 110477051), (2785, 72395195), (4115, 48996505), (6025, 33464003), (13925, 14479039), (17593, 11460275), (20575, 9799301), (40661, 4958575), (60079, 3355925), (87965, 2292055), (134237, 1501975), (198343, 1016525), (203305, 991715), (300395, 671185), (439825, 458411)]