8000400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:193

約数の個数: 120

約数和(自身を含む): 26292960

約数和(自身を除く): 18292560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 59, 60, 75, 80, 100, 113, 118, 120, 150, 177, 200, 226, 236, 240, 295, 300, 339, 354, 400, 452, 472, 565, 590, 600, 678, 708, 885, 904, 944, 1130, 1180, 1200, 1356, 1416, 1475, 1695, 1770, 1808, 2260, 2360, 2712, 2825, 2832, 2950, 3390, 3540, 4425, 4520, 4720, 5424, 5650, 5900, 6667, 6780, 7080, 8475, 8850, 9040, 11300, 11800, 13334, 13560, 14160, 16950, 17700, 20001, 22600, 23600, 26668, 27120, 33335, 33900, 35400, 40002, 45200, 53336, 66670, 67800, 70800, 80004, 100005, 106672, 133340, 135600, 160008, 166675, 200010, 266680, 320016, 333350, 400020, 500025, 533360, 666700, 800040, 1000050, 1333400, 1600080, 2000100, 2666800, 4000200, 8000400]

約数ペア:

[(1, 8000400), (2, 4000200), (3, 2666800), (4, 2000100), (5, 1600080), (6, 1333400), (8, 1000050), (10, 800040), (12, 666700), (15, 533360), (16, 500025), (20, 400020), (24, 333350), (25, 320016), (30, 266680), (40, 200010), (48, 166675), (50, 160008), (59, 135600), (60, 133340), (75, 106672), (80, 100005), (100, 80004), (113, 70800), (118, 67800), (120, 66670), (150, 53336), (177, 45200), (200, 40002), (226, 35400), (236, 33900), (240, 33335), (295, 27120), (300, 26668), (339, 23600), (354, 22600), (400, 20001), (452, 17700), (472, 16950), (565, 14160), (590, 13560), (600, 13334), (678, 11800), (708, 11300), (885, 9040), (904, 8850), (944, 8475), (1130, 7080), (1180, 6780), (1200, 6667), (1356, 5900), (1416, 5650), (1475, 5424), (1695, 4720), (1770, 4520), (1808, 4425), (2260, 3540), (2360, 3390), (2712, 2950), (2825, 2832)]