74156624

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:639

約数の個数: 40

約数和(自身を含む): 146780040

約数和(自身を除く): 72623416

約数列:

[1, 2, 4, 8, 16, 101, 109, 202, 218, 404, 421, 436, 808, 842, 872, 1616, 1684, 1744, 3368, 6736, 11009, 22018, 42521, 44036, 45889, 85042, 88072, 91778, 170084, 176144, 183556, 340168, 367112, 680336, 734224, 4634789, 9269578, 18539156, 37078312, 74156624]

約数ペア:

[(1, 74156624), (2, 37078312), (4, 18539156), (8, 9269578), (16, 4634789), (101, 734224), (109, 680336), (202, 367112), (218, 340168), (404, 183556), (421, 176144), (436, 170084), (808, 91778), (842, 88072), (872, 85042), (1616, 45889), (1684, 44036), (1744, 42521), (3368, 22018), (6736, 11009)]