66194500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{3229}}^1$

素因数の和:3289

約数の個数: 48

約数和(自身を含む): 148140720

約数和(自身を除く): 81946220

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 250, 410, 500, 820, 1025, 2050, 3229, 4100, 5125, 6458, 10250, 12916, 16145, 20500, 32290, 64580, 80725, 132389, 161450, 264778, 322900, 403625, 529556, 661945, 807250, 1323890, 1614500, 2647780, 3309725, 6619450, 13238900, 16548625, 33097250, 66194500]

約数ペア:

[(1, 66194500), (2, 33097250), (4, 16548625), (5, 13238900), (10, 6619450), (20, 3309725), (25, 2647780), (41, 1614500), (50, 1323890), (82, 807250), (100, 661945), (125, 529556), (164, 403625), (205, 322900), (250, 264778), (410, 161450), (500, 132389), (820, 80725), (1025, 64580), (2050, 32290), (3229, 20500), (4100, 16145), (5125, 12916), (6458, 10250)]