164107840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:516

約数の個数: 112

約数和(自身を含む): 426037248

約数和(自身を除く): 261929408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 103, 104, 130, 160, 206, 208, 260, 320, 383, 412, 416, 515, 520, 766, 824, 832, 1030, 1040, 1339, 1532, 1648, 1915, 2060, 2080, 2678, 3064, 3296, 3830, 4120, 4160, 4979, 5356, 6128, 6592, 6695, 7660, 8240, 9958, 10712, 12256, 13390, 15320, 16480, 19916, 21424, 24512, 24895, 26780, 30640, 32960, 39449, 39832, 42848, 49790, 53560, 61280, 78898, 79664, 85696, 99580, 107120, 122560, 157796, 159328, 197245, 199160, 214240, 315592, 318656, 394490, 398320, 428480, 512837, 631184, 788980, 796640, 1025674, 1262368, 1577960, 1593280, 2051348, 2524736, 2564185, 3155920, 4102696, 5128370, 6311840, 8205392, 10256740, 12623680, 16410784, 20513480, 32821568, 41026960, 82053920, 164107840]

約数ペア:

[(1, 164107840), (2, 82053920), (4, 41026960), (5, 32821568), (8, 20513480), (10, 16410784), (13, 12623680), (16, 10256740), (20, 8205392), (26, 6311840), (32, 5128370), (40, 4102696), (52, 3155920), (64, 2564185), (65, 2524736), (80, 2051348), (103, 1593280), (104, 1577960), (130, 1262368), (160, 1025674), (206, 796640), (208, 788980), (260, 631184), (320, 512837), (383, 428480), (412, 398320), (416, 394490), (515, 318656), (520, 315592), (766, 214240), (824, 199160), (832, 197245), (1030, 159328), (1040, 157796), (1339, 122560), (1532, 107120), (1648, 99580), (1915, 85696), (2060, 79664), (2080, 78898), (2678, 61280), (3064, 53560), (3296, 49790), (3830, 42848), (4120, 39832), (4160, 39449), (4979, 32960), (5356, 30640), (6128, 26780), (6592, 24895), (6695, 24512), (7660, 21424), (8240, 19916), (9958, 16480), (10712, 15320), (12256, 13390)]