27751662080

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{2503}}^1$

素因数の和:2658

約数の個数: 160

約数和(自身を含む): 68609680128

約数和(自身を除く): 40858018048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 71, 80, 122, 128, 142, 160, 244, 256, 284, 305, 320, 355, 488, 512, 568, 610, 640, 710, 976, 1136, 1220, 1280, 1420, 1952, 2272, 2440, 2503, 2560, 2840, 3904, 4331, 4544, 4880, 5006, 5680, 7808, 8662, 9088, 9760, 10012, 11360, 12515, 15616, 17324, 18176, 19520, 20024, 21655, 22720, 25030, 31232, 34648, 36352, 39040, 40048, 43310, 45440, 50060, 69296, 78080, 80096, 86620, 90880, 100120, 138592, 152683, 156160, 160192, 173240, 177713, 181760, 200240, 277184, 305366, 320384, 346480, 355426, 400480, 554368, 610732, 640768, 692960, 710852, 763415, 800960, 888565, 1108736, 1221464, 1281536, 1385920, 1421704, 1526830, 1601920, 1777130, 2217472, 2442928, 2771840, 2843408, 3053660, 3203840, 3554260, 4885856, 5543680, 5686816, 6107320, 6407680, 7108520, 9771712, 10840493, 11087360, 11373632, 12214640, 14217040, 19543424, 21680986, 22747264, 24429280, 28434080, 39086848, 43361972, 45494528, 48858560, 54202465, 56868160, 78173696, 86723944, 90989056, 97717120, 108404930, 113736320, 173447888, 195434240, 216809860, 227472640, 346895776, 390868480, 433619720, 454945280, 693791552, 867239440, 1387583104, 1734478880, 2775166208, 3468957760, 5550332416, 6937915520, 13875831040, 27751662080]

約数ペア:

[(1, 27751662080), (2, 13875831040), (4, 6937915520), (5, 5550332416), (8, 3468957760), (10, 2775166208), (16, 1734478880), (20, 1387583104), (32, 867239440), (40, 693791552), (61, 454945280), (64, 433619720), (71, 390868480), (80, 346895776), (122, 227472640), (128, 216809860), (142, 195434240), (160, 173447888), (244, 113736320), (256, 108404930), (284, 97717120), (305, 90989056), (320, 86723944), (355, 78173696), (488, 56868160), (512, 54202465), (568, 48858560), (610, 45494528), (640, 43361972), (710, 39086848), (976, 28434080), (1136, 24429280), (1220, 22747264), (1280, 21680986), (1420, 19543424), (1952, 14217040), (2272, 12214640), (2440, 11373632), (2503, 11087360), (2560, 10840493), (2840, 9771712), (3904, 7108520), (4331, 6407680), (4544, 6107320), (4880, 5686816), (5006, 5543680), (5680, 4885856), (7808, 3554260), (8662, 3203840), (9088, 3053660), (9760, 2843408), (10012, 2771840), (11360, 2442928), (12515, 2217472), (15616, 1777130), (17324, 1601920), (18176, 1526830), (19520, 1421704), (20024, 1385920), (21655, 1281536), (22720, 1221464), (25030, 1108736), (31232, 888565), (34648, 800960), (36352, 763415), (39040, 710852), (40048, 692960), (43310, 640768), (45440, 610732), (50060, 554368), (69296, 400480), (78080, 355426), (80096, 346480), (86620, 320384), (90880, 305366), (100120, 277184), (138592, 200240), (152683, 181760), (156160, 177713), (160192, 173240)]