79591000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 128

約数和(自身を含む): 202176000

約数和(自身を除く): 122585000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 59, 71, 76, 95, 100, 118, 125, 142, 152, 190, 200, 236, 250, 284, 295, 355, 380, 472, 475, 500, 568, 590, 710, 760, 950, 1000, 1121, 1180, 1349, 1420, 1475, 1775, 1900, 2242, 2360, 2375, 2698, 2840, 2950, 3550, 3800, 4189, 4484, 4750, 5396, 5605, 5900, 6745, 7100, 7375, 8378, 8875, 8968, 9500, 10792, 11210, 11800, 13490, 14200, 14750, 16756, 17750, 19000, 20945, 22420, 26980, 28025, 29500, 33512, 33725, 35500, 41890, 44840, 53960, 56050, 59000, 67450, 71000, 79591, 83780, 104725, 112100, 134900, 140125, 159182, 167560, 168625, 209450, 224200, 269800, 280250, 318364, 337250, 397955, 418900, 523625, 560500, 636728, 674500, 795910, 837800, 1047250, 1121000, 1349000, 1591820, 1989775, 2094500, 3183640, 3979550, 4189000, 7959100, 9948875, 15918200, 19897750, 39795500, 79591000]

約数ペア:

[(1, 79591000), (2, 39795500), (4, 19897750), (5, 15918200), (8, 9948875), (10, 7959100), (19, 4189000), (20, 3979550), (25, 3183640), (38, 2094500), (40, 1989775), (50, 1591820), (59, 1349000), (71, 1121000), (76, 1047250), (95, 837800), (100, 795910), (118, 674500), (125, 636728), (142, 560500), (152, 523625), (190, 418900), (200, 397955), (236, 337250), (250, 318364), (284, 280250), (295, 269800), (355, 224200), (380, 209450), (472, 168625), (475, 167560), (500, 159182), (568, 140125), (590, 134900), (710, 112100), (760, 104725), (950, 83780), (1000, 79591), (1121, 71000), (1180, 67450), (1349, 59000), (1420, 56050), (1475, 53960), (1775, 44840), (1900, 41890), (2242, 35500), (2360, 33725), (2375, 33512), (2698, 29500), (2840, 28025), (2950, 26980), (3550, 22420), (3800, 20945), (4189, 19000), (4484, 17750), (4750, 16756), (5396, 14750), (5605, 14200), (5900, 13490), (6745, 11800), (7100, 11210), (7375, 10792), (8378, 9500), (8875, 8968)]