90812000

素因数分解:

$2^5\times 5^3\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 226908864

約数和(自身を除く): 136096864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 73, 80, 100, 125, 146, 160, 200, 250, 292, 311, 365, 400, 500, 584, 622, 730, 800, 1000, 1168, 1244, 1460, 1555, 1825, 2000, 2336, 2488, 2920, 3110, 3650, 4000, 4976, 5840, 6220, 7300, 7775, 9125, 9952, 11680, 12440, 14600, 15550, 18250, 22703, 24880, 29200, 31100, 36500, 38875, 45406, 49760, 58400, 62200, 73000, 77750, 90812, 113515, 124400, 146000, 155500, 181624, 227030, 248800, 292000, 311000, 363248, 454060, 567575, 622000, 726496, 908120, 1135150, 1244000, 1816240, 2270300, 2837875, 3632480, 4540600, 5675750, 9081200, 11351500, 18162400, 22703000, 45406000, 90812000]

約数ペア:

[(1, 90812000), (2, 45406000), (4, 22703000), (5, 18162400), (8, 11351500), (10, 9081200), (16, 5675750), (20, 4540600), (25, 3632480), (32, 2837875), (40, 2270300), (50, 1816240), (73, 1244000), (80, 1135150), (100, 908120), (125, 726496), (146, 622000), (160, 567575), (200, 454060), (250, 363248), (292, 311000), (311, 292000), (365, 248800), (400, 227030), (500, 181624), (584, 155500), (622, 146000), (730, 124400), (800, 113515), (1000, 90812), (1168, 77750), (1244, 73000), (1460, 62200), (1555, 58400), (1825, 49760), (2000, 45406), (2336, 38875), (2488, 36500), (2920, 31100), (3110, 29200), (3650, 24880), (4000, 22703), (4976, 18250), (5840, 15550), (6220, 14600), (7300, 12440), (7775, 11680), (9125, 9952)]