49361920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:367

約数の個数: 88

約数和(自身を含む): 122623488

約数和(自身を除く): 73261568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 311, 320, 496, 512, 620, 622, 640, 992, 1024, 1240, 1244, 1280, 1555, 1984, 2480, 2488, 2560, 3110, 3968, 4960, 4976, 5120, 6220, 7936, 9641, 9920, 9952, 12440, 15872, 19282, 19840, 19904, 24880, 31744, 38564, 39680, 39808, 48205, 49760, 77128, 79360, 79616, 96410, 99520, 154256, 158720, 159232, 192820, 199040, 308512, 318464, 385640, 398080, 617024, 771280, 796160, 1234048, 1542560, 1592320, 2468096, 3085120, 4936192, 6170240, 9872384, 12340480, 24680960, 49361920]

約数ペア:

[(1, 49361920), (2, 24680960), (4, 12340480), (5, 9872384), (8, 6170240), (10, 4936192), (16, 3085120), (20, 2468096), (31, 1592320), (32, 1542560), (40, 1234048), (62, 796160), (64, 771280), (80, 617024), (124, 398080), (128, 385640), (155, 318464), (160, 308512), (248, 199040), (256, 192820), (310, 159232), (311, 158720), (320, 154256), (496, 99520), (512, 96410), (620, 79616), (622, 79360), (640, 77128), (992, 49760), (1024, 48205), (1240, 39808), (1244, 39680), (1280, 38564), (1555, 31744), (1984, 24880), (2480, 19904), (2488, 19840), (2560, 19282), (3110, 15872), (3968, 12440), (4960, 9952), (4976, 9920), (5120, 9641), (6220, 7936)]