64156640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:364

約数の個数: 96

約数和(自身を含む): 162751680

約数和(自身を除く): 98595040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 103, 136, 160, 170, 206, 229, 272, 340, 412, 458, 515, 544, 680, 824, 916, 1030, 1145, 1360, 1648, 1751, 1832, 2060, 2290, 2720, 3296, 3502, 3664, 3893, 4120, 4580, 7004, 7328, 7786, 8240, 8755, 9160, 14008, 15572, 16480, 17510, 18320, 19465, 23587, 28016, 31144, 35020, 36640, 38930, 47174, 56032, 62288, 70040, 77860, 94348, 117935, 124576, 140080, 155720, 188696, 235870, 280160, 311440, 377392, 400979, 471740, 622880, 754784, 801958, 943480, 1603916, 1886960, 2004895, 3207832, 3773920, 4009790, 6415664, 8019580, 12831328, 16039160, 32078320, 64156640]

約数ペア:

[(1, 64156640), (2, 32078320), (4, 16039160), (5, 12831328), (8, 8019580), (10, 6415664), (16, 4009790), (17, 3773920), (20, 3207832), (32, 2004895), (34, 1886960), (40, 1603916), (68, 943480), (80, 801958), (85, 754784), (103, 622880), (136, 471740), (160, 400979), (170, 377392), (206, 311440), (229, 280160), (272, 235870), (340, 188696), (412, 155720), (458, 140080), (515, 124576), (544, 117935), (680, 94348), (824, 77860), (916, 70040), (1030, 62288), (1145, 56032), (1360, 47174), (1648, 38930), (1751, 36640), (1832, 35020), (2060, 31144), (2290, 28016), (2720, 23587), (3296, 19465), (3502, 18320), (3664, 17510), (3893, 16480), (4120, 15572), (4580, 14008), (7004, 9160), (7328, 8755), (7786, 8240)]