1255486516

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 2425361400

約数和(自身を除く): 1169874884

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 149, 197, 289, 298, 394, 578, 596, 629, 788, 1156, 1258, 2516, 2533, 3349, 5066, 5513, 6698, 7289, 10132, 10693, 11026, 13396, 14578, 21386, 22052, 29156, 29353, 42772, 43061, 56933, 58706, 86122, 93721, 113866, 117412, 123913, 172244, 187442, 227732, 247826, 374884, 495652, 499001, 998002, 1086061, 1593257, 1996004, 2106521, 2172122, 3186514, 4213042, 4344244, 6373028, 8426084, 8483017, 16966034, 18463037, 33932068, 36926074, 73852148, 313871629, 627743258, 1255486516]

約数ペア:

[(1, 1255486516), (2, 627743258), (4, 313871629), (17, 73852148), (34, 36926074), (37, 33932068), (68, 18463037), (74, 16966034), (148, 8483017), (149, 8426084), (197, 6373028), (289, 4344244), (298, 4213042), (394, 3186514), (578, 2172122), (596, 2106521), (629, 1996004), (788, 1593257), (1156, 1086061), (1258, 998002), (2516, 499001), (2533, 495652), (3349, 374884), (5066, 247826), (5513, 227732), (6698, 187442), (7289, 172244), (10132, 123913), (10693, 117412), (11026, 113866), (13396, 93721), (14578, 86122), (21386, 58706), (22052, 56933), (29156, 43061), (29353, 42772)]