28691350

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 56737440

約数和(自身を除く): 28046090

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 61, 115, 122, 230, 305, 409, 575, 610, 818, 1150, 1403, 1525, 2045, 2806, 3050, 4090, 7015, 9407, 10225, 14030, 18814, 20450, 24949, 35075, 47035, 49898, 70150, 94070, 124745, 235175, 249490, 470350, 573827, 623725, 1147654, 1247450, 2869135, 5738270, 14345675, 28691350]

約数ペア:

[(1, 28691350), (2, 14345675), (5, 5738270), (10, 2869135), (23, 1247450), (25, 1147654), (46, 623725), (50, 573827), (61, 470350), (115, 249490), (122, 235175), (230, 124745), (305, 94070), (409, 70150), (575, 49898), (610, 47035), (818, 35075), (1150, 24949), (1403, 20450), (1525, 18814), (2045, 14030), (2806, 10225), (3050, 9407), (4090, 7015)]