205126480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3343}}^1$

素因数の和:3428

約数の個数: 80

約数和(自身を含む): 522466560

約数和(自身を除く): 317340080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 80, 104, 118, 130, 208, 236, 260, 295, 472, 520, 590, 767, 944, 1040, 1180, 1534, 2360, 3068, 3343, 3835, 4720, 6136, 6686, 7670, 12272, 13372, 15340, 16715, 26744, 30680, 33430, 43459, 53488, 61360, 66860, 86918, 133720, 173836, 197237, 217295, 267440, 347672, 394474, 434590, 695344, 788948, 869180, 986185, 1577896, 1738360, 1972370, 2564081, 3155792, 3476720, 3944740, 5128162, 7889480, 10256324, 12820405, 15778960, 20512648, 25640810, 41025296, 51281620, 102563240, 205126480]

約数ペア:

[(1, 205126480), (2, 102563240), (4, 51281620), (5, 41025296), (8, 25640810), (10, 20512648), (13, 15778960), (16, 12820405), (20, 10256324), (26, 7889480), (40, 5128162), (52, 3944740), (59, 3476720), (65, 3155792), (80, 2564081), (104, 1972370), (118, 1738360), (130, 1577896), (208, 986185), (236, 869180), (260, 788948), (295, 695344), (472, 434590), (520, 394474), (590, 347672), (767, 267440), (944, 217295), (1040, 197237), (1180, 173836), (1534, 133720), (2360, 86918), (3068, 66860), (3343, 61360), (3835, 53488), (4720, 43459), (6136, 33430), (6686, 30680), (7670, 26744), (12272, 16715), (13372, 15340)]