26267210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 51391800

約数和(自身を除く): 25124590

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 149, 170, 289, 298, 305, 578, 610, 745, 1037, 1445, 1490, 2074, 2533, 2890, 5066, 5185, 9089, 10370, 12665, 17629, 18178, 25330, 35258, 43061, 45445, 86122, 88145, 90890, 154513, 176290, 215305, 309026, 430610, 772565, 1545130, 2626721, 5253442, 13133605, 26267210]

約数ペア:

[(1, 26267210), (2, 13133605), (5, 5253442), (10, 2626721), (17, 1545130), (34, 772565), (61, 430610), (85, 309026), (122, 215305), (149, 176290), (170, 154513), (289, 90890), (298, 88145), (305, 86122), (578, 45445), (610, 43061), (745, 35258), (1037, 25330), (1445, 18178), (1490, 17629), (2074, 12665), (2533, 10370), (2890, 9089), (5066, 5185)]