251767365892

素因数分解:

$2^2\times 7^3\times {\mathrm{31}}^2\times {\mathrm{257}}^1\times {\mathrm{743}}^1$

素因数の和:1087

約数の個数: 144

約数和(自身を含む): 533703340800

約数和(自身を除く): 281935974908

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 257, 343, 434, 514, 686, 743, 868, 961, 1028, 1372, 1486, 1519, 1799, 1922, 2972, 3038, 3598, 3844, 5201, 6076, 6727, 7196, 7967, 10402, 10633, 12593, 13454, 15934, 20804, 21266, 23033, 25186, 26908, 31868, 36407, 42532, 46066, 47089, 50372, 55769, 72814, 88151, 92132, 94178, 111538, 145628, 161231, 176302, 188356, 190951, 223076, 246977, 254849, 322462, 329623, 352604, 381902, 390383, 493954, 509698, 644924, 659246, 714023, 763804, 780766, 987908, 1019396, 1128617, 1318492, 1336657, 1428046, 1561532, 1728839, 2257234, 2673314, 2732681, 2856092, 3457678, 4514468, 4998161, 5346628, 5465362, 5919481, 6915356, 7900319, 9356599, 9996322, 10930724, 11838962, 12101873, 15800638, 18713198, 19992644, 23677924, 24203746, 31601276, 34987127, 37426396, 41436367, 48407492, 65496193, 69974254, 82872734, 84713111, 130992386, 139948508, 165745468, 169426222, 183503911, 244909889, 261984772, 290054569, 338852444, 367007822, 489819778, 580109138, 734015644, 979639556, 1160218276, 1284527377, 2030381983, 2569054754, 4060763966, 5138109508, 8121527932, 8991691639, 17983383278, 35966766556, 62941841473, 125883682946, 251767365892]

約数ペア:

[(1, 251767365892), (2, 125883682946), (4, 62941841473), (7, 35966766556), (14, 17983383278), (28, 8991691639), (31, 8121527932), (49, 5138109508), (62, 4060763966), (98, 2569054754), (124, 2030381983), (196, 1284527377), (217, 1160218276), (257, 979639556), (343, 734015644), (434, 580109138), (514, 489819778), (686, 367007822), (743, 338852444), (868, 290054569), (961, 261984772), (1028, 244909889), (1372, 183503911), (1486, 169426222), (1519, 165745468), (1799, 139948508), (1922, 130992386), (2972, 84713111), (3038, 82872734), (3598, 69974254), (3844, 65496193), (5201, 48407492), (6076, 41436367), (6727, 37426396), (7196, 34987127), (7967, 31601276), (10402, 24203746), (10633, 23677924), (12593, 19992644), (13454, 18713198), (15934, 15800638), (20804, 12101873), (21266, 11838962), (23033, 10930724), (25186, 9996322), (26908, 9356599), (31868, 7900319), (36407, 6915356), (42532, 5919481), (46066, 5465362), (47089, 5346628), (50372, 4998161), (55769, 4514468), (72814, 3457678), (88151, 2856092), (92132, 2732681), (94178, 2673314), (111538, 2257234), (145628, 1728839), (161231, 1561532), (176302, 1428046), (188356, 1336657), (190951, 1318492), (223076, 1128617), (246977, 1019396), (254849, 987908), (322462, 780766), (329623, 763804), (352604, 714023), (381902, 659246), (390383, 644924), (493954, 509698)]