204425680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1811}}^1$

素因数の和:1924

約数の個数: 80

約数和(自身を含む): 509592384

約数和(自身を除く): 305166704

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 83, 85, 136, 166, 170, 272, 332, 340, 415, 664, 680, 830, 1328, 1360, 1411, 1660, 1811, 2822, 3320, 3622, 5644, 6640, 7055, 7244, 9055, 11288, 14110, 14488, 18110, 22576, 28220, 28976, 30787, 36220, 56440, 61574, 72440, 112880, 123148, 144880, 150313, 153935, 246296, 300626, 307870, 492592, 601252, 615740, 751565, 1202504, 1231480, 1503130, 2405008, 2462960, 2555321, 3006260, 5110642, 6012520, 10221284, 12025040, 12776605, 20442568, 25553210, 40885136, 51106420, 102212840, 204425680]

約数ペア:

[(1, 204425680), (2, 102212840), (4, 51106420), (5, 40885136), (8, 25553210), (10, 20442568), (16, 12776605), (17, 12025040), (20, 10221284), (34, 6012520), (40, 5110642), (68, 3006260), (80, 2555321), (83, 2462960), (85, 2405008), (136, 1503130), (166, 1231480), (170, 1202504), (272, 751565), (332, 615740), (340, 601252), (415, 492592), (664, 307870), (680, 300626), (830, 246296), (1328, 153935), (1360, 150313), (1411, 144880), (1660, 123148), (1811, 112880), (2822, 72440), (3320, 61574), (3622, 56440), (5644, 36220), (6640, 30787), (7055, 28976), (7244, 28220), (9055, 22576), (11288, 18110), (14110, 14488)]