158958080

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2003}}^1$

素因数の和:2057

約数の個数: 80

約数和(自身を含む): 393617664

約数和(自身を除く): 234659584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2003, 2480, 2560, 3968, 4006, 4960, 7936, 8012, 9920, 10015, 15872, 16024, 19840, 20030, 32048, 39680, 40060, 62093, 64096, 79360, 80120, 124186, 128192, 160240, 248372, 256384, 310465, 320480, 496744, 512768, 620930, 640960, 993488, 1025536, 1241860, 1281920, 1986976, 2483720, 2563840, 3973952, 4967440, 5127680, 7947904, 9934880, 15895808, 19869760, 31791616, 39739520, 79479040, 158958080]

約数ペア:

[(1, 158958080), (2, 79479040), (4, 39739520), (5, 31791616), (8, 19869760), (10, 15895808), (16, 9934880), (20, 7947904), (31, 5127680), (32, 4967440), (40, 3973952), (62, 2563840), (64, 2483720), (80, 1986976), (124, 1281920), (128, 1241860), (155, 1025536), (160, 993488), (248, 640960), (256, 620930), (310, 512768), (320, 496744), (496, 320480), (512, 310465), (620, 256384), (640, 248372), (992, 160240), (1240, 128192), (1280, 124186), (1984, 80120), (2003, 79360), (2480, 64096), (2560, 62093), (3968, 40060), (4006, 39680), (4960, 32048), (7936, 20030), (8012, 19840), (9920, 16024), (10015, 15872)]