77559040

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 206035200

約数和(自身を除く): 128476160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 64, 65, 79, 80, 104, 118, 128, 130, 158, 160, 208, 236, 256, 260, 295, 316, 320, 395, 416, 472, 520, 590, 632, 640, 767, 790, 832, 944, 1027, 1040, 1180, 1264, 1280, 1534, 1580, 1664, 1888, 2054, 2080, 2360, 2528, 3068, 3160, 3328, 3776, 3835, 4108, 4160, 4661, 4720, 5056, 5135, 6136, 6320, 7552, 7670, 8216, 8320, 9322, 9440, 10112, 10270, 12272, 12640, 15104, 15340, 16432, 16640, 18644, 18880, 20224, 20540, 23305, 24544, 25280, 30680, 32864, 37288, 37760, 41080, 46610, 49088, 50560, 60593, 61360, 65728, 74576, 75520, 82160, 93220, 98176, 101120, 121186, 122720, 131456, 149152, 164320, 186440, 196352, 242372, 245440, 262912, 298304, 302965, 328640, 372880, 484744, 490880, 596608, 605930, 657280, 745760, 969488, 981760, 1193216, 1211860, 1314560, 1491520, 1938976, 2423720, 2983040, 3877952, 4847440, 5966080, 7755904, 9694880, 15511808, 19389760, 38779520, 77559040]

約数ペア:

[(1, 77559040), (2, 38779520), (4, 19389760), (5, 15511808), (8, 9694880), (10, 7755904), (13, 5966080), (16, 4847440), (20, 3877952), (26, 2983040), (32, 2423720), (40, 1938976), (52, 1491520), (59, 1314560), (64, 1211860), (65, 1193216), (79, 981760), (80, 969488), (104, 745760), (118, 657280), (128, 605930), (130, 596608), (158, 490880), (160, 484744), (208, 372880), (236, 328640), (256, 302965), (260, 298304), (295, 262912), (316, 245440), (320, 242372), (395, 196352), (416, 186440), (472, 164320), (520, 149152), (590, 131456), (632, 122720), (640, 121186), (767, 101120), (790, 98176), (832, 93220), (944, 82160), (1027, 75520), (1040, 74576), (1180, 65728), (1264, 61360), (1280, 60593), (1534, 50560), (1580, 49088), (1664, 46610), (1888, 41080), (2054, 37760), (2080, 37288), (2360, 32864), (2528, 30680), (3068, 25280), (3160, 24544), (3328, 23305), (3776, 20540), (3835, 20224), (4108, 18880), (4160, 18644), (4661, 16640), (4720, 16432), (5056, 15340), (5135, 15104), (6136, 12640), (6320, 12272), (7552, 10270), (7670, 10112), (8216, 9440), (8320, 9322)]