80251312

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1181}}^1$

素因数の和:1357

約数の個数: 40

約数和(自身を含む): 161811072

約数和(自身を除く): 81559760

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 137, 248, 274, 496, 548, 1096, 1181, 2192, 2362, 4247, 4724, 8494, 9448, 16988, 18896, 33976, 36611, 67952, 73222, 146444, 161797, 292888, 323594, 585776, 647188, 1294376, 2588752, 5015707, 10031414, 20062828, 40125656, 80251312]

約数ペア:

[(1, 80251312), (2, 40125656), (4, 20062828), (8, 10031414), (16, 5015707), (31, 2588752), (62, 1294376), (124, 647188), (137, 585776), (248, 323594), (274, 292888), (496, 161797), (548, 146444), (1096, 73222), (1181, 67952), (2192, 36611), (2362, 33976), (4247, 18896), (4724, 16988), (8494, 9448)]