206352640

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12401}}^1$

素因数の和:12435

約数の個数: 72

約数和(自身を含む): 532343448

約数和(自身を除く): 325990808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 12401, 16640, 24802, 49604, 62005, 99208, 124010, 161213, 198416, 248020, 322426, 396832, 496040, 644852, 793664, 806065, 992080, 1289704, 1587328, 1612130, 1984160, 2579408, 3174656, 3224260, 3968320, 5158816, 6448520, 7936640, 10317632, 12897040, 15873280, 20635264, 25794080, 41270528, 51588160, 103176320, 206352640]

約数ペア:

[(1, 206352640), (2, 103176320), (4, 51588160), (5, 41270528), (8, 25794080), (10, 20635264), (13, 15873280), (16, 12897040), (20, 10317632), (26, 7936640), (32, 6448520), (40, 5158816), (52, 3968320), (64, 3224260), (65, 3174656), (80, 2579408), (104, 1984160), (128, 1612130), (130, 1587328), (160, 1289704), (208, 992080), (256, 806065), (260, 793664), (320, 644852), (416, 496040), (520, 396832), (640, 322426), (832, 248020), (1040, 198416), (1280, 161213), (1664, 124010), (2080, 99208), (3328, 62005), (4160, 49604), (8320, 24802), (12401, 16640)]