201331600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:545

約数の個数: 120

約数和(自身を含む): 518940000

約数和(自身を除く): 317608400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 59, 76, 80, 95, 100, 118, 152, 190, 200, 236, 295, 304, 380, 400, 449, 472, 475, 590, 760, 898, 944, 950, 1121, 1180, 1475, 1520, 1796, 1900, 2242, 2245, 2360, 2950, 3592, 3800, 4484, 4490, 4720, 5605, 5900, 7184, 7600, 8531, 8968, 8980, 11210, 11225, 11800, 17062, 17936, 17960, 22420, 22450, 23600, 26491, 28025, 34124, 35920, 42655, 44840, 44900, 52982, 56050, 68248, 85310, 89680, 89800, 105964, 112100, 132455, 136496, 170620, 179600, 211928, 213275, 224200, 264910, 341240, 423856, 426550, 448400, 503329, 529820, 662275, 682480, 853100, 1006658, 1059640, 1324550, 1706200, 2013316, 2119280, 2516645, 2649100, 3412400, 4026632, 5033290, 5298200, 8053264, 10066580, 10596400, 12583225, 20133160, 25166450, 40266320, 50332900, 100665800, 201331600]

約数ペア:

[(1, 201331600), (2, 100665800), (4, 50332900), (5, 40266320), (8, 25166450), (10, 20133160), (16, 12583225), (19, 10596400), (20, 10066580), (25, 8053264), (38, 5298200), (40, 5033290), (50, 4026632), (59, 3412400), (76, 2649100), (80, 2516645), (95, 2119280), (100, 2013316), (118, 1706200), (152, 1324550), (190, 1059640), (200, 1006658), (236, 853100), (295, 682480), (304, 662275), (380, 529820), (400, 503329), (449, 448400), (472, 426550), (475, 423856), (590, 341240), (760, 264910), (898, 224200), (944, 213275), (950, 211928), (1121, 179600), (1180, 170620), (1475, 136496), (1520, 132455), (1796, 112100), (1900, 105964), (2242, 89800), (2245, 89680), (2360, 85310), (2950, 68248), (3592, 56050), (3800, 52982), (4484, 44900), (4490, 44840), (4720, 42655), (5605, 35920), (5900, 34124), (7184, 28025), (7600, 26491), (8531, 23600), (8968, 22450), (8980, 22420), (11210, 17960), (11225, 17936), (11800, 17062)]