201964900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:481

約数の個数: 72

約数和(自身を含む): 450924264

約数和(自身を除く): 248959364

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 113, 122, 226, 244, 293, 305, 452, 565, 586, 610, 1130, 1172, 1220, 1465, 1525, 2260, 2825, 2930, 3050, 5650, 5860, 6100, 6893, 7325, 11300, 13786, 14650, 17873, 27572, 29300, 33109, 34465, 35746, 66218, 68930, 71492, 89365, 132436, 137860, 165545, 172325, 178730, 331090, 344650, 357460, 446825, 662180, 689300, 827725, 893650, 1655450, 1787300, 2019649, 3310900, 4039298, 8078596, 10098245, 20196490, 40392980, 50491225, 100982450, 201964900]

約数ペア:

[(1, 201964900), (2, 100982450), (4, 50491225), (5, 40392980), (10, 20196490), (20, 10098245), (25, 8078596), (50, 4039298), (61, 3310900), (100, 2019649), (113, 1787300), (122, 1655450), (226, 893650), (244, 827725), (293, 689300), (305, 662180), (452, 446825), (565, 357460), (586, 344650), (610, 331090), (1130, 178730), (1172, 172325), (1220, 165545), (1465, 137860), (1525, 132436), (2260, 89365), (2825, 71492), (2930, 68930), (3050, 66218), (5650, 35746), (5860, 34465), (6100, 33109), (6893, 29300), (7325, 27572), (11300, 17873), (13786, 14650)]