81653208

素因数分解:

$2^3\times 3^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:159

約数の個数: 160

約数和(自身を含む): 258812400

約数和(自身を除く): 177159192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 49, 52, 56, 78, 84, 91, 98, 104, 109, 147, 156, 168, 182, 196, 218, 273, 294, 312, 327, 343, 364, 392, 436, 546, 588, 637, 654, 686, 728, 763, 872, 1029, 1092, 1176, 1274, 1308, 1372, 1417, 1526, 1911, 2058, 2184, 2289, 2401, 2548, 2616, 2744, 2834, 3052, 3822, 4116, 4251, 4459, 4578, 4802, 5096, 5341, 5668, 6104, 7203, 7644, 8232, 8502, 8918, 9156, 9604, 9919, 10682, 11336, 13377, 14406, 15288, 16023, 17004, 17836, 18312, 19208, 19838, 21364, 26754, 28812, 29757, 31213, 32046, 34008, 35672, 37387, 39676, 42728, 53508, 57624, 59514, 62426, 64092, 69433, 74774, 79352, 93639, 107016, 112161, 119028, 124852, 128184, 138866, 149548, 187278, 208299, 224322, 238056, 249704, 261709, 277732, 299096, 374556, 416598, 448644, 486031, 523418, 555464, 749112, 785127, 833196, 897288, 972062, 1046836, 1458093, 1570254, 1666392, 1944124, 2093672, 2916186, 3140508, 3402217, 3888248, 5832372, 6281016, 6804434, 10206651, 11664744, 13608868, 20413302, 27217736, 40826604, 81653208]

約数ペア:

[(1, 81653208), (2, 40826604), (3, 27217736), (4, 20413302), (6, 13608868), (7, 11664744), (8, 10206651), (12, 6804434), (13, 6281016), (14, 5832372), (21, 3888248), (24, 3402217), (26, 3140508), (28, 2916186), (39, 2093672), (42, 1944124), (49, 1666392), (52, 1570254), (56, 1458093), (78, 1046836), (84, 972062), (91, 897288), (98, 833196), (104, 785127), (109, 749112), (147, 555464), (156, 523418), (168, 486031), (182, 448644), (196, 416598), (218, 374556), (273, 299096), (294, 277732), (312, 261709), (327, 249704), (343, 238056), (364, 224322), (392, 208299), (436, 187278), (546, 149548), (588, 138866), (637, 128184), (654, 124852), (686, 119028), (728, 112161), (763, 107016), (872, 93639), (1029, 79352), (1092, 74774), (1176, 69433), (1274, 64092), (1308, 62426), (1372, 59514), (1417, 57624), (1526, 53508), (1911, 42728), (2058, 39676), (2184, 37387), (2289, 35672), (2401, 34008), (2548, 32046), (2616, 31213), (2744, 29757), (2834, 28812), (3052, 26754), (3822, 21364), (4116, 19838), (4251, 19208), (4459, 18312), (4578, 17836), (4802, 17004), (5096, 16023), (5341, 15288), (5668, 14406), (6104, 13377), (7203, 11336), (7644, 10682), (8232, 9919), (8502, 9604), (8918, 9156)]