13121600

素因数分解:

$2^6\times 5^2\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 84

約数和(自身を含む): 33070800

約数和(自身を除く): 19949200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 59, 64, 80, 100, 118, 139, 160, 200, 236, 278, 295, 320, 400, 472, 556, 590, 695, 800, 944, 1112, 1180, 1390, 1475, 1600, 1888, 2224, 2360, 2780, 2950, 3475, 3776, 4448, 4720, 5560, 5900, 6950, 8201, 8896, 9440, 11120, 11800, 13900, 16402, 18880, 22240, 23600, 27800, 32804, 41005, 44480, 47200, 55600, 65608, 82010, 94400, 111200, 131216, 164020, 205025, 222400, 262432, 328040, 410050, 524864, 656080, 820100, 1312160, 1640200, 2624320, 3280400, 6560800, 13121600]

約数ペア:

[(1, 13121600), (2, 6560800), (4, 3280400), (5, 2624320), (8, 1640200), (10, 1312160), (16, 820100), (20, 656080), (25, 524864), (32, 410050), (40, 328040), (50, 262432), (59, 222400), (64, 205025), (80, 164020), (100, 131216), (118, 111200), (139, 94400), (160, 82010), (200, 65608), (236, 55600), (278, 47200), (295, 44480), (320, 41005), (400, 32804), (472, 27800), (556, 23600), (590, 22240), (695, 18880), (800, 16402), (944, 13900), (1112, 11800), (1180, 11120), (1390, 9440), (1475, 8896), (1600, 8201), (1888, 6950), (2224, 5900), (2360, 5560), (2780, 4720), (2950, 4448), (3475, 3776)]