814830080

素因数分解:

$2^9\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4483}}^1$

素因数の和:4577

約数の個数: 80

約数和(自身を含む): 1981641024

約数和(自身を除く): 1166810944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 512, 568, 640, 710, 1136, 1280, 1420, 2272, 2560, 2840, 4483, 4544, 5680, 8966, 9088, 11360, 17932, 18176, 22415, 22720, 35864, 36352, 44830, 45440, 71728, 89660, 90880, 143456, 179320, 181760, 286912, 318293, 358640, 573824, 636586, 717280, 1147648, 1273172, 1434560, 1591465, 2295296, 2546344, 2869120, 3182930, 5092688, 5738240, 6365860, 10185376, 11476480, 12731720, 20370752, 25463440, 40741504, 50926880, 81483008, 101853760, 162966016, 203707520, 407415040, 814830080]

約数ペア:

[(1, 814830080), (2, 407415040), (4, 203707520), (5, 162966016), (8, 101853760), (10, 81483008), (16, 50926880), (20, 40741504), (32, 25463440), (40, 20370752), (64, 12731720), (71, 11476480), (80, 10185376), (128, 6365860), (142, 5738240), (160, 5092688), (256, 3182930), (284, 2869120), (320, 2546344), (355, 2295296), (512, 1591465), (568, 1434560), (640, 1273172), (710, 1147648), (1136, 717280), (1280, 636586), (1420, 573824), (2272, 358640), (2560, 318293), (2840, 286912), (4483, 181760), (4544, 179320), (5680, 143456), (8966, 90880), (9088, 89660), (11360, 71728), (17932, 45440), (18176, 44830), (22415, 36352), (22720, 35864)]