71640550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1$

素因数の和:1065

約数の個数: 48

約数和(自身を含む): 142825680

約数和(自身を除く): 71185130

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 89, 170, 178, 425, 445, 850, 890, 947, 1513, 1894, 2225, 3026, 4450, 4735, 7565, 9470, 15130, 16099, 23675, 32198, 37825, 47350, 75650, 80495, 84283, 160990, 168566, 402475, 421415, 804950, 842830, 1432811, 2107075, 2865622, 4214150, 7164055, 14328110, 35820275, 71640550]

約数ペア:

[(1, 71640550), (2, 35820275), (5, 14328110), (10, 7164055), (17, 4214150), (25, 2865622), (34, 2107075), (50, 1432811), (85, 842830), (89, 804950), (170, 421415), (178, 402475), (425, 168566), (445, 160990), (850, 84283), (890, 80495), (947, 75650), (1513, 47350), (1894, 37825), (2225, 32198), (3026, 23675), (4450, 16099), (4735, 15130), (7565, 9470)]