3977897750

素因数分解:

$2^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 7990849152

約数和(自身を除く): 4012951402

約数列:

[1, 2, 5, 10, 25, 37, 43, 50, 73, 74, 86, 125, 137, 146, 185, 215, 250, 274, 365, 370, 430, 685, 730, 925, 1075, 1370, 1591, 1825, 1850, 2150, 2701, 3139, 3182, 3425, 3650, 4625, 5069, 5375, 5402, 5891, 6278, 6850, 7955, 9125, 9250, 10001, 10138, 10750, 11782, 13505, 15695, 15910, 17125, 18250, 20002, 25345, 27010, 29455, 31390, 34250, 39775, 50005, 50690, 58910, 67525, 78475, 79550, 100010, 116143, 126725, 135050, 147275, 156950, 198875, 217967, 232286, 250025, 253450, 294550, 337625, 370037, 392375, 397750, 430043, 435934, 500050, 580715, 633625, 675250, 736375, 740074, 784750, 860086, 1089835, 1161430, 1250125, 1267250, 1472750, 1850185, 2150215, 2179670, 2500250, 2903575, 3700370, 4300430, 5449175, 5807150, 9250925, 10751075, 10898350, 14517875, 15911591, 18501850, 21502150, 27245875, 29035750, 31823182, 46254625, 53755375, 54491750, 79557955, 92509250, 107510750, 159115910, 397789775, 795579550, 1988948875, 3977897750]

約数ペア:

[(1, 3977897750), (2, 1988948875), (5, 795579550), (10, 397789775), (25, 159115910), (37, 107510750), (43, 92509250), (50, 79557955), (73, 54491750), (74, 53755375), (86, 46254625), (125, 31823182), (137, 29035750), (146, 27245875), (185, 21502150), (215, 18501850), (250, 15911591), (274, 14517875), (365, 10898350), (370, 10751075), (430, 9250925), (685, 5807150), (730, 5449175), (925, 4300430), (1075, 3700370), (1370, 2903575), (1591, 2500250), (1825, 2179670), (1850, 2150215), (2150, 1850185), (2701, 1472750), (3139, 1267250), (3182, 1250125), (3425, 1161430), (3650, 1089835), (4625, 860086), (5069, 784750), (5375, 740074), (5402, 736375), (5891, 675250), (6278, 633625), (6850, 580715), (7955, 500050), (9125, 435934), (9250, 430043), (10001, 397750), (10138, 392375), (10750, 370037), (11782, 337625), (13505, 294550), (15695, 253450), (15910, 250025), (17125, 232286), (18250, 217967), (20002, 198875), (25345, 156950), (27010, 147275), (29455, 135050), (31390, 126725), (34250, 116143), (39775, 100010), (50005, 79550), (50690, 78475), (58910, 67525)]