128610448

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{421}}^1$

素因数の和:803

約数の個数: 40

約数和(自身を含む): 254680376

約数和(自身を除く): 126069928

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 313, 421, 488, 626, 842, 976, 1252, 1684, 2504, 3368, 5008, 6736, 19093, 25681, 38186, 51362, 76372, 102724, 131773, 152744, 205448, 263546, 305488, 410896, 527092, 1054184, 2108368, 8038153, 16076306, 32152612, 64305224, 128610448]

約数ペア:

[(1, 128610448), (2, 64305224), (4, 32152612), (8, 16076306), (16, 8038153), (61, 2108368), (122, 1054184), (244, 527092), (313, 410896), (421, 305488), (488, 263546), (626, 205448), (842, 152744), (976, 131773), (1252, 102724), (1684, 76372), (2504, 51362), (3368, 38186), (5008, 25681), (6736, 19093)]