100491020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3607}}^1$

素因数の和:3822

約数の個数: 48

約数和(自身を含む): 242457600

約数和(自身を除く): 141966580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1393, 1990, 2786, 3607, 3980, 5572, 6965, 7214, 13930, 14428, 18035, 25249, 27860, 36070, 50498, 72140, 100996, 126245, 252490, 504980, 717793, 1435586, 2871172, 3588965, 5024551, 7177930, 10049102, 14355860, 20098204, 25122755, 50245510, 100491020]

約数ペア:

[(1, 100491020), (2, 50245510), (4, 25122755), (5, 20098204), (7, 14355860), (10, 10049102), (14, 7177930), (20, 5024551), (28, 3588965), (35, 2871172), (70, 1435586), (140, 717793), (199, 504980), (398, 252490), (796, 126245), (995, 100996), (1393, 72140), (1990, 50498), (2786, 36070), (3607, 27860), (3980, 25249), (5572, 18035), (6965, 14428), (7214, 13930)]