804576880

素因数分解:

$2^4\times 5^1\times {\mathrm{811}}^1\times {\mathrm{12401}}^1$

素因数の和:13225

約数の個数: 40

約数和(自身を含む): 1873098864

約数和(自身を除く): 1068521984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 811, 1622, 3244, 4055, 6488, 8110, 12401, 12976, 16220, 24802, 32440, 49604, 62005, 64880, 99208, 124010, 198416, 248020, 496040, 992080, 10057211, 20114422, 40228844, 50286055, 80457688, 100572110, 160915376, 201144220, 402288440, 804576880]

約数ペア:

[(1, 804576880), (2, 402288440), (4, 201144220), (5, 160915376), (8, 100572110), (10, 80457688), (16, 50286055), (20, 40228844), (40, 20114422), (80, 10057211), (811, 992080), (1622, 496040), (3244, 248020), (4055, 198416), (6488, 124010), (8110, 99208), (12401, 64880), (12976, 62005), (16220, 49604), (24802, 32440)]