78181888

素因数分解:

$2^9\times {\mathrm{37}}^1\times {\mathrm{4127}}^1$

素因数の和:4182

約数の個数: 40

約数和(自身を含む): 160471872

約数和(自身を除く): 82289984

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 256, 296, 512, 592, 1184, 2368, 4127, 4736, 8254, 9472, 16508, 18944, 33016, 66032, 132064, 152699, 264128, 305398, 528256, 610796, 1056512, 1221592, 2113024, 2443184, 4886368, 9772736, 19545472, 39090944, 78181888]

約数ペア:

[(1, 78181888), (2, 39090944), (4, 19545472), (8, 9772736), (16, 4886368), (32, 2443184), (37, 2113024), (64, 1221592), (74, 1056512), (128, 610796), (148, 528256), (256, 305398), (296, 264128), (512, 152699), (592, 132064), (1184, 66032), (2368, 33016), (4127, 18944), (4736, 16508), (8254, 9472)]