28593100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:283

約数の個数: 72

約数和(自身を含む): 66402000

約数和(自身を除く): 37808900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 101, 149, 190, 202, 298, 380, 404, 475, 505, 596, 745, 950, 1010, 1490, 1900, 1919, 2020, 2525, 2831, 2980, 3725, 3838, 5050, 5662, 7450, 7676, 9595, 10100, 11324, 14155, 14900, 15049, 19190, 28310, 30098, 38380, 47975, 56620, 60196, 70775, 75245, 95950, 141550, 150490, 191900, 283100, 285931, 300980, 376225, 571862, 752450, 1143724, 1429655, 1504900, 2859310, 5718620, 7148275, 14296550, 28593100]

約数ペア:

[(1, 28593100), (2, 14296550), (4, 7148275), (5, 5718620), (10, 2859310), (19, 1504900), (20, 1429655), (25, 1143724), (38, 752450), (50, 571862), (76, 376225), (95, 300980), (100, 285931), (101, 283100), (149, 191900), (190, 150490), (202, 141550), (298, 95950), (380, 75245), (404, 70775), (475, 60196), (505, 56620), (596, 47975), (745, 38380), (950, 30098), (1010, 28310), (1490, 19190), (1900, 15049), (1919, 14900), (2020, 14155), (2525, 11324), (2831, 10100), (2980, 9595), (3725, 7676), (3838, 7450), (5050, 5662)]