163816640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{743}}^1$

素因数の和:826

約数の個数: 112

約数和(自身を含む): 428597568

約数和(自身を除く): 264780928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 64, 65, 80, 104, 106, 130, 160, 208, 212, 260, 265, 320, 416, 424, 520, 530, 689, 743, 832, 848, 1040, 1060, 1378, 1486, 1696, 2080, 2120, 2756, 2972, 3392, 3445, 3715, 4160, 4240, 5512, 5944, 6890, 7430, 8480, 9659, 11024, 11888, 13780, 14860, 16960, 19318, 22048, 23776, 27560, 29720, 38636, 39379, 44096, 47552, 48295, 55120, 59440, 77272, 78758, 96590, 110240, 118880, 154544, 157516, 193180, 196895, 220480, 237760, 309088, 315032, 386360, 393790, 511927, 618176, 630064, 772720, 787580, 1023854, 1260128, 1545440, 1575160, 2047708, 2520256, 2559635, 3090880, 3150320, 4095416, 5119270, 6300640, 8190832, 10238540, 12601280, 16381664, 20477080, 32763328, 40954160, 81908320, 163816640]

約数ペア:

[(1, 163816640), (2, 81908320), (4, 40954160), (5, 32763328), (8, 20477080), (10, 16381664), (13, 12601280), (16, 10238540), (20, 8190832), (26, 6300640), (32, 5119270), (40, 4095416), (52, 3150320), (53, 3090880), (64, 2559635), (65, 2520256), (80, 2047708), (104, 1575160), (106, 1545440), (130, 1260128), (160, 1023854), (208, 787580), (212, 772720), (260, 630064), (265, 618176), (320, 511927), (416, 393790), (424, 386360), (520, 315032), (530, 309088), (689, 237760), (743, 220480), (832, 196895), (848, 193180), (1040, 157516), (1060, 154544), (1378, 118880), (1486, 110240), (1696, 96590), (2080, 78758), (2120, 77272), (2756, 59440), (2972, 55120), (3392, 48295), (3445, 47552), (3715, 44096), (4160, 39379), (4240, 38636), (5512, 29720), (5944, 27560), (6890, 23776), (7430, 22048), (8480, 19318), (9659, 16960), (11024, 14860), (11888, 13780)]