2108134075

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2347}}^1$

素因数の和:2468

約数の個数: 48

約数和(自身を含む): 2888227840

約数和(自身を除く): 780093765

約数列:

[1, 5, 19, 25, 31, 61, 95, 155, 305, 475, 589, 775, 1159, 1525, 1891, 2347, 2945, 5795, 9455, 11735, 14725, 28975, 35929, 44593, 47275, 58675, 72757, 143167, 179645, 222965, 363785, 715835, 898225, 1114825, 1382383, 1818925, 2720173, 3579175, 4438177, 6911915, 13600865, 22190885, 34559575, 68004325, 84325363, 110954425, 421626815, 2108134075]

約数ペア:

[(1, 2108134075), (5, 421626815), (19, 110954425), (25, 84325363), (31, 68004325), (61, 34559575), (95, 22190885), (155, 13600865), (305, 6911915), (475, 4438177), (589, 3579175), (775, 2720173), (1159, 1818925), (1525, 1382383), (1891, 1114825), (2347, 898225), (2945, 715835), (5795, 363785), (9455, 222965), (11735, 179645), (14725, 143167), (28975, 72757), (35929, 58675), (44593, 47275)]