1268888925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 2290996224

約数和(自身を除く): 1022107299

約数列:

[1, 3, 5, 15, 17, 25, 51, 71, 75, 85, 107, 131, 213, 255, 321, 355, 393, 425, 535, 655, 1065, 1207, 1275, 1605, 1775, 1819, 1965, 2227, 2675, 3275, 3621, 5325, 5457, 6035, 6681, 7597, 8025, 9095, 9301, 9825, 11135, 14017, 18105, 22791, 27285, 27903, 30175, 33405, 37985, 42051, 45475, 46505, 55675, 70085, 90525, 113955, 129149, 136425, 139515, 158117, 167025, 189925, 210255, 232525, 238289, 350425, 387447, 474351, 569775, 645745, 697575, 714867, 790585, 995207, 1051275, 1191445, 1937235, 2371755, 2985621, 3228725, 3574335, 3952925, 4976035, 5957225, 9686175, 11858775, 14928105, 16918519, 17871675, 24880175, 50755557, 74640525, 84592595, 253777785, 422962975, 1268888925]

約数ペア:

[(1, 1268888925), (3, 422962975), (5, 253777785), (15, 84592595), (17, 74640525), (25, 50755557), (51, 24880175), (71, 17871675), (75, 16918519), (85, 14928105), (107, 11858775), (131, 9686175), (213, 5957225), (255, 4976035), (321, 3952925), (355, 3574335), (393, 3228725), (425, 2985621), (535, 2371755), (655, 1937235), (1065, 1191445), (1207, 1051275), (1275, 995207), (1605, 790585), (1775, 714867), (1819, 697575), (1965, 645745), (2227, 569775), (2675, 474351), (3275, 387447), (3621, 350425), (5325, 238289), (5457, 232525), (6035, 210255), (6681, 189925), (7597, 167025), (8025, 158117), (9095, 139515), (9301, 136425), (9825, 129149), (11135, 113955), (14017, 90525), (18105, 70085), (22791, 55675), (27285, 46505), (27903, 45475), (30175, 42051), (33405, 37985)]