82813120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1171}}^1$

素因数の和:1218

約数の個数: 112

約数和(自身を含む): 225052128

約数和(自身を除く): 142239008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 520, 544, 680, 832, 884, 1040, 1088, 1105, 1171, 1360, 1768, 2080, 2210, 2342, 2720, 3536, 4160, 4420, 4684, 5440, 5855, 7072, 8840, 9368, 11710, 14144, 15223, 17680, 18736, 19907, 23420, 30446, 35360, 37472, 39814, 46840, 60892, 70720, 74944, 76115, 79628, 93680, 99535, 121784, 152230, 159256, 187360, 199070, 243568, 258791, 304460, 318512, 374720, 398140, 487136, 517582, 608920, 637024, 796280, 974272, 1035164, 1217840, 1274048, 1293955, 1592560, 2070328, 2435680, 2587910, 3185120, 4140656, 4871360, 5175820, 6370240, 8281312, 10351640, 16562624, 20703280, 41406560, 82813120]

約数ペア:

[(1, 82813120), (2, 41406560), (4, 20703280), (5, 16562624), (8, 10351640), (10, 8281312), (13, 6370240), (16, 5175820), (17, 4871360), (20, 4140656), (26, 3185120), (32, 2587910), (34, 2435680), (40, 2070328), (52, 1592560), (64, 1293955), (65, 1274048), (68, 1217840), (80, 1035164), (85, 974272), (104, 796280), (130, 637024), (136, 608920), (160, 517582), (170, 487136), (208, 398140), (221, 374720), (260, 318512), (272, 304460), (320, 258791), (340, 243568), (416, 199070), (442, 187360), (520, 159256), (544, 152230), (680, 121784), (832, 99535), (884, 93680), (1040, 79628), (1088, 76115), (1105, 74944), (1171, 70720), (1360, 60892), (1768, 46840), (2080, 39814), (2210, 37472), (2342, 35360), (2720, 30446), (3536, 23420), (4160, 19907), (4420, 18736), (4684, 17680), (5440, 15223), (5855, 14144), (7072, 11710), (8840, 9368)]