802012160

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^2\times {\mathrm{163}}^1$

素因数の和:250

約数の個数: 132

約数和(自身を含む): 2000148264

約数和(自身を除く): 1198136104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 163, 248, 256, 310, 320, 326, 496, 512, 620, 640, 652, 815, 961, 992, 1024, 1240, 1280, 1304, 1630, 1922, 1984, 2480, 2560, 2608, 3260, 3844, 3968, 4805, 4960, 5053, 5120, 5216, 6520, 7688, 7936, 9610, 9920, 10106, 10432, 13040, 15376, 15872, 19220, 19840, 20212, 20864, 25265, 26080, 30752, 31744, 38440, 39680, 40424, 41728, 50530, 52160, 61504, 76880, 79360, 80848, 83456, 101060, 104320, 123008, 153760, 156643, 158720, 161696, 166912, 202120, 208640, 246016, 307520, 313286, 323392, 404240, 417280, 492032, 615040, 626572, 646784, 783215, 808480, 834560, 984064, 1230080, 1253144, 1293568, 1566430, 1616960, 2460160, 2506288, 2587136, 3132860, 3233920, 4920320, 5012576, 5174272, 6265720, 6467840, 10025152, 12531440, 12935680, 20050304, 25062880, 25871360, 40100608, 50125760, 80201216, 100251520, 160402432, 200503040, 401006080, 802012160]

約数ペア:

[(1, 802012160), (2, 401006080), (4, 200503040), (5, 160402432), (8, 100251520), (10, 80201216), (16, 50125760), (20, 40100608), (31, 25871360), (32, 25062880), (40, 20050304), (62, 12935680), (64, 12531440), (80, 10025152), (124, 6467840), (128, 6265720), (155, 5174272), (160, 5012576), (163, 4920320), (248, 3233920), (256, 3132860), (310, 2587136), (320, 2506288), (326, 2460160), (496, 1616960), (512, 1566430), (620, 1293568), (640, 1253144), (652, 1230080), (815, 984064), (961, 834560), (992, 808480), (1024, 783215), (1240, 646784), (1280, 626572), (1304, 615040), (1630, 492032), (1922, 417280), (1984, 404240), (2480, 323392), (2560, 313286), (2608, 307520), (3260, 246016), (3844, 208640), (3968, 202120), (4805, 166912), (4960, 161696), (5053, 158720), (5120, 156643), (5216, 153760), (6520, 123008), (7688, 104320), (7936, 101060), (9610, 83456), (9920, 80848), (10106, 79360), (10432, 76880), (13040, 61504), (15376, 52160), (15872, 50530), (19220, 41728), (19840, 40424), (20212, 39680), (20864, 38440), (25265, 31744), (26080, 30752)]