995889920

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{45767}}^1$

素因数の和:45805

約数の個数: 72

約数和(自身を含む): 2525844384

約数和(自身を除く): 1529954464

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 4352, 5440, 10880, 21760, 45767, 91534, 183068, 228835, 366136, 457670, 732272, 778039, 915340, 1464544, 1556078, 1830680, 2929088, 3112156, 3661360, 3890195, 5858176, 6224312, 7322720, 7780390, 11716352, 12448624, 14645440, 15560780, 24897248, 29290880, 31121560, 49794496, 58581760, 62243120, 99588992, 124486240, 199177984, 248972480, 497944960, 995889920]

約数ペア:

[(1, 995889920), (2, 497944960), (4, 248972480), (5, 199177984), (8, 124486240), (10, 99588992), (16, 62243120), (17, 58581760), (20, 49794496), (32, 31121560), (34, 29290880), (40, 24897248), (64, 15560780), (68, 14645440), (80, 12448624), (85, 11716352), (128, 7780390), (136, 7322720), (160, 6224312), (170, 5858176), (256, 3890195), (272, 3661360), (320, 3112156), (340, 2929088), (544, 1830680), (640, 1556078), (680, 1464544), (1088, 915340), (1280, 778039), (1360, 732272), (2176, 457670), (2720, 366136), (4352, 228835), (5440, 183068), (10880, 91534), (21760, 45767)]