72982000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:444

約数の個数: 160

約数和(自身を含む): 217736064

約数和(自身を除く): 144754064

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 125, 130, 140, 175, 182, 200, 208, 250, 260, 280, 325, 350, 364, 400, 401, 455, 500, 520, 560, 650, 700, 728, 802, 875, 910, 1000, 1040, 1300, 1400, 1456, 1604, 1625, 1750, 1820, 2000, 2005, 2275, 2600, 2800, 2807, 3208, 3250, 3500, 3640, 4010, 4550, 5200, 5213, 5614, 6416, 6500, 7000, 7280, 8020, 9100, 10025, 10426, 11228, 11375, 13000, 14000, 14035, 16040, 18200, 20050, 20852, 22456, 22750, 26000, 26065, 28070, 32080, 36400, 36491, 40100, 41704, 44912, 45500, 50125, 52130, 56140, 70175, 72982, 80200, 83408, 91000, 100250, 104260, 112280, 130325, 140350, 145964, 160400, 182000, 182455, 200500, 208520, 224560, 260650, 280700, 291928, 350875, 364910, 401000, 417040, 521300, 561400, 583856, 651625, 701750, 729820, 802000, 912275, 1042600, 1122800, 1303250, 1403500, 1459640, 1824550, 2085200, 2606500, 2807000, 2919280, 3649100, 4561375, 5213000, 5614000, 7298200, 9122750, 10426000, 14596400, 18245500, 36491000, 72982000]

約数ペア:

[(1, 72982000), (2, 36491000), (4, 18245500), (5, 14596400), (7, 10426000), (8, 9122750), (10, 7298200), (13, 5614000), (14, 5213000), (16, 4561375), (20, 3649100), (25, 2919280), (26, 2807000), (28, 2606500), (35, 2085200), (40, 1824550), (50, 1459640), (52, 1403500), (56, 1303250), (65, 1122800), (70, 1042600), (80, 912275), (91, 802000), (100, 729820), (104, 701750), (112, 651625), (125, 583856), (130, 561400), (140, 521300), (175, 417040), (182, 401000), (200, 364910), (208, 350875), (250, 291928), (260, 280700), (280, 260650), (325, 224560), (350, 208520), (364, 200500), (400, 182455), (401, 182000), (455, 160400), (500, 145964), (520, 140350), (560, 130325), (650, 112280), (700, 104260), (728, 100250), (802, 91000), (875, 83408), (910, 80200), (1000, 72982), (1040, 70175), (1300, 56140), (1400, 52130), (1456, 50125), (1604, 45500), (1625, 44912), (1750, 41704), (1820, 40100), (2000, 36491), (2005, 36400), (2275, 32080), (2600, 28070), (2800, 26065), (2807, 26000), (3208, 22750), (3250, 22456), (3500, 20852), (3640, 20050), (4010, 18200), (4550, 16040), (5200, 14035), (5213, 14000), (5614, 13000), (6416, 11375), (6500, 11228), (7000, 10426), (7280, 10025), (8020, 9100)]