890472544

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{997}}^1$

素因数の和:1152

約数の個数: 96

約数和(自身を含む): 2006938080

約数和(自身を除く): 1116465536

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 113, 152, 208, 226, 247, 304, 416, 452, 494, 608, 904, 988, 997, 1469, 1808, 1976, 1994, 2147, 2938, 3616, 3952, 3988, 4294, 5876, 7904, 7976, 8588, 11752, 12961, 15952, 17176, 18943, 23504, 25922, 27911, 31904, 34352, 37886, 47008, 51844, 55822, 68704, 75772, 103688, 111644, 112661, 151544, 207376, 223288, 225322, 246259, 303088, 414752, 446576, 450644, 492518, 606176, 893152, 901288, 985036, 1464593, 1802576, 1970072, 2140559, 2929186, 3605152, 3940144, 4281118, 5858372, 7880288, 8562236, 11716744, 17124472, 23433488, 27827267, 34248944, 46866976, 55654534, 68497888, 111309068, 222618136, 445236272, 890472544]

約数ペア:

[(1, 890472544), (2, 445236272), (4, 222618136), (8, 111309068), (13, 68497888), (16, 55654534), (19, 46866976), (26, 34248944), (32, 27827267), (38, 23433488), (52, 17124472), (76, 11716744), (104, 8562236), (113, 7880288), (152, 5858372), (208, 4281118), (226, 3940144), (247, 3605152), (304, 2929186), (416, 2140559), (452, 1970072), (494, 1802576), (608, 1464593), (904, 985036), (988, 901288), (997, 893152), (1469, 606176), (1808, 492518), (1976, 450644), (1994, 446576), (2147, 414752), (2938, 303088), (3616, 246259), (3952, 225322), (3988, 223288), (4294, 207376), (5876, 151544), (7904, 112661), (7976, 111644), (8588, 103688), (11752, 75772), (12961, 68704), (15952, 55822), (17176, 51844), (18943, 47008), (23504, 37886), (25922, 34352), (27911, 31904)]