228815500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:340

約数の個数: 96

約数和(自身を含む): 529296768

約数和(自身を除く): 300481268

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 101, 115, 125, 197, 202, 230, 250, 394, 404, 460, 500, 505, 575, 788, 985, 1010, 1150, 1970, 2020, 2300, 2323, 2525, 2875, 3940, 4531, 4646, 4925, 5050, 5750, 9062, 9292, 9850, 10100, 11500, 11615, 12625, 18124, 19700, 19897, 22655, 23230, 24625, 25250, 39794, 45310, 46460, 49250, 50500, 58075, 79588, 90620, 98500, 99485, 113275, 116150, 198970, 226550, 232300, 290375, 397940, 453100, 457631, 497425, 566375, 580750, 915262, 994850, 1132750, 1161500, 1830524, 1989700, 2265500, 2288155, 2487125, 4576310, 4974250, 9152620, 9948500, 11440775, 22881550, 45763100, 57203875, 114407750, 228815500]

約数ペア:

[(1, 228815500), (2, 114407750), (4, 57203875), (5, 45763100), (10, 22881550), (20, 11440775), (23, 9948500), (25, 9152620), (46, 4974250), (50, 4576310), (92, 2487125), (100, 2288155), (101, 2265500), (115, 1989700), (125, 1830524), (197, 1161500), (202, 1132750), (230, 994850), (250, 915262), (394, 580750), (404, 566375), (460, 497425), (500, 457631), (505, 453100), (575, 397940), (788, 290375), (985, 232300), (1010, 226550), (1150, 198970), (1970, 116150), (2020, 113275), (2300, 99485), (2323, 98500), (2525, 90620), (2875, 79588), (3940, 58075), (4531, 50500), (4646, 49250), (4925, 46460), (5050, 45310), (5750, 39794), (9062, 25250), (9292, 24625), (9850, 23230), (10100, 22655), (11500, 19897), (11615, 19700), (12625, 18124)]