48551120

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9949}}^1$

素因数の和:10023

約数の個数: 40

約数和(自身を含む): 114743400

約数和(自身を除く): 66192280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 9949, 19898, 39796, 49745, 79592, 99490, 159184, 198980, 397960, 606889, 795920, 1213778, 2427556, 3034445, 4855112, 6068890, 9710224, 12137780, 24275560, 48551120]

約数ペア:

[(1, 48551120), (2, 24275560), (4, 12137780), (5, 9710224), (8, 6068890), (10, 4855112), (16, 3034445), (20, 2427556), (40, 1213778), (61, 795920), (80, 606889), (122, 397960), (244, 198980), (305, 159184), (488, 99490), (610, 79592), (976, 49745), (1220, 39796), (2440, 19898), (4880, 9949)]