280212784

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{317}}^1\times {\mathrm{547}}^1$

素因数の和:973

約数の個数: 40

約数和(自身を含む): 551022768

約数和(自身を除く): 270809984

約数列:

[1, 2, 4, 8, 16, 101, 202, 317, 404, 547, 634, 808, 1094, 1268, 1616, 2188, 2536, 4376, 5072, 8752, 32017, 55247, 64034, 110494, 128068, 173399, 220988, 256136, 346798, 441976, 512272, 693596, 883952, 1387192, 2774384, 17513299, 35026598, 70053196, 140106392, 280212784]

約数ペア:

[(1, 280212784), (2, 140106392), (4, 70053196), (8, 35026598), (16, 17513299), (101, 2774384), (202, 1387192), (317, 883952), (404, 693596), (547, 512272), (634, 441976), (808, 346798), (1094, 256136), (1268, 220988), (1616, 173399), (2188, 128068), (2536, 110494), (4376, 64034), (5072, 55247), (8752, 32017)]