220076995

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 282522240

約数和(自身を除く): 62445245

約数列:

[1, 5, 23, 97, 109, 115, 181, 485, 545, 905, 2231, 2507, 4163, 10573, 11155, 12535, 17557, 19729, 20815, 52865, 87785, 98645, 243179, 403811, 453767, 1215895, 1913713, 2019055, 2268835, 9568565, 44015399, 220076995]

約数ペア:

[(1, 220076995), (5, 44015399), (23, 9568565), (97, 2268835), (109, 2019055), (115, 1913713), (181, 1215895), (485, 453767), (545, 403811), (905, 243179), (2231, 98645), (2507, 87785), (4163, 52865), (10573, 20815), (11155, 19729), (12535, 17557)]