81258512

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{433}}^1$

素因数の和:795

約数の個数: 40

約数和(自身を含む): 162578136

約数和(自身を除く): 81319624

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 317, 433, 592, 634, 866, 1268, 1732, 2536, 3464, 5072, 6928, 11729, 16021, 23458, 32042, 46916, 64084, 93832, 128168, 137261, 187664, 256336, 274522, 549044, 1098088, 2196176, 5078657, 10157314, 20314628, 40629256, 81258512]

約数ペア:

[(1, 81258512), (2, 40629256), (4, 20314628), (8, 10157314), (16, 5078657), (37, 2196176), (74, 1098088), (148, 549044), (296, 274522), (317, 256336), (433, 187664), (592, 137261), (634, 128168), (866, 93832), (1268, 64084), (1732, 46916), (2536, 32042), (3464, 23458), (5072, 16021), (6928, 11729)]