512178160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:963

約数の個数: 120

約数和(自身を含む): 1320946704

約数和(自身を除く): 808768544

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 169, 172, 208, 215, 260, 338, 344, 430, 520, 559, 676, 688, 845, 860, 881, 1040, 1118, 1352, 1690, 1720, 1762, 2236, 2704, 2795, 3380, 3440, 3524, 4405, 4472, 5590, 6760, 7048, 7267, 8810, 8944, 11180, 11453, 13520, 14096, 14534, 17620, 22360, 22906, 29068, 35240, 36335, 37883, 44720, 45812, 57265, 58136, 70480, 72670, 75766, 91624, 114530, 116272, 145340, 148889, 151532, 183248, 189415, 229060, 290680, 297778, 303064, 378830, 458120, 492479, 581360, 595556, 606128, 744445, 757660, 916240, 984958, 1191112, 1488890, 1515320, 1969916, 2382224, 2462395, 2977780, 3030640, 3939832, 4924790, 5955560, 6402227, 7879664, 9849580, 11911120, 12804454, 19699160, 25608908, 32011135, 39398320, 51217816, 64022270, 102435632, 128044540, 256089080, 512178160]

約数ペア:

[(1, 512178160), (2, 256089080), (4, 128044540), (5, 102435632), (8, 64022270), (10, 51217816), (13, 39398320), (16, 32011135), (20, 25608908), (26, 19699160), (40, 12804454), (43, 11911120), (52, 9849580), (65, 7879664), (80, 6402227), (86, 5955560), (104, 4924790), (130, 3939832), (169, 3030640), (172, 2977780), (208, 2462395), (215, 2382224), (260, 1969916), (338, 1515320), (344, 1488890), (430, 1191112), (520, 984958), (559, 916240), (676, 757660), (688, 744445), (845, 606128), (860, 595556), (881, 581360), (1040, 492479), (1118, 458120), (1352, 378830), (1690, 303064), (1720, 297778), (1762, 290680), (2236, 229060), (2704, 189415), (2795, 183248), (3380, 151532), (3440, 148889), (3524, 145340), (4405, 116272), (4472, 114530), (5590, 91624), (6760, 75766), (7048, 72670), (7267, 70480), (8810, 58136), (8944, 57265), (11180, 45812), (11453, 44720), (13520, 37883), (14096, 36335), (14534, 35240), (17620, 29068), (22360, 22906)]