90480640

素因数分解:

$2^{13}\times 5^1\times {\mathrm{47}}^2$

素因数の和:125

約数の個数: 84

約数和(自身を含む): 221858586

約数和(自身を除く): 131377946

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 512, 640, 752, 940, 1024, 1280, 1504, 1880, 2048, 2209, 2560, 3008, 3760, 4096, 4418, 5120, 6016, 7520, 8192, 8836, 10240, 11045, 12032, 15040, 17672, 20480, 22090, 24064, 30080, 35344, 40960, 44180, 48128, 60160, 70688, 88360, 96256, 120320, 141376, 176720, 192512, 240640, 282752, 353440, 385024, 481280, 565504, 706880, 962560, 1131008, 1413760, 1925120, 2262016, 2827520, 4524032, 5655040, 9048064, 11310080, 18096128, 22620160, 45240320, 90480640]

約数ペア:

[(1, 90480640), (2, 45240320), (4, 22620160), (5, 18096128), (8, 11310080), (10, 9048064), (16, 5655040), (20, 4524032), (32, 2827520), (40, 2262016), (47, 1925120), (64, 1413760), (80, 1131008), (94, 962560), (128, 706880), (160, 565504), (188, 481280), (235, 385024), (256, 353440), (320, 282752), (376, 240640), (470, 192512), (512, 176720), (640, 141376), (752, 120320), (940, 96256), (1024, 88360), (1280, 70688), (1504, 60160), (1880, 48128), (2048, 44180), (2209, 40960), (2560, 35344), (3008, 30080), (3760, 24064), (4096, 22090), (4418, 20480), (5120, 17672), (6016, 15040), (7520, 12032), (8192, 11045), (8836, 10240)]