262347488

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:524

約数の個数: 72

約数和(自身を含む): 564921000

約数和(自身を除く): 302573512

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 139, 169, 208, 278, 338, 349, 416, 556, 676, 698, 1112, 1352, 1396, 1807, 2224, 2704, 2792, 3614, 4448, 4537, 5408, 5584, 7228, 9074, 11168, 14456, 18148, 23491, 28912, 36296, 46982, 48511, 57824, 58981, 72592, 93964, 97022, 117962, 145184, 187928, 194044, 235924, 375856, 388088, 471848, 630643, 751712, 776176, 943696, 1261286, 1552352, 1887392, 2522572, 5045144, 8198359, 10090288, 16396718, 20180576, 32793436, 65586872, 131173744, 262347488]

約数ペア:

[(1, 262347488), (2, 131173744), (4, 65586872), (8, 32793436), (13, 20180576), (16, 16396718), (26, 10090288), (32, 8198359), (52, 5045144), (104, 2522572), (139, 1887392), (169, 1552352), (208, 1261286), (278, 943696), (338, 776176), (349, 751712), (416, 630643), (556, 471848), (676, 388088), (698, 375856), (1112, 235924), (1352, 194044), (1396, 187928), (1807, 145184), (2224, 117962), (2704, 97022), (2792, 93964), (3614, 72592), (4448, 58981), (4537, 57824), (5408, 48511), (5584, 46982), (7228, 36296), (9074, 28912), (11168, 23491), (14456, 18148)]