87111680

素因数分解:

$2^{11}\times 5^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 214643520

約数和(自身を除く): 127531840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 181, 188, 235, 256, 320, 362, 376, 470, 512, 640, 724, 752, 905, 940, 1024, 1280, 1448, 1504, 1810, 1880, 2048, 2560, 2896, 3008, 3620, 3760, 5120, 5792, 6016, 7240, 7520, 8507, 10240, 11584, 12032, 14480, 15040, 17014, 23168, 24064, 28960, 30080, 34028, 42535, 46336, 48128, 57920, 60160, 68056, 85070, 92672, 96256, 115840, 120320, 136112, 170140, 185344, 231680, 240640, 272224, 340280, 370688, 463360, 481280, 544448, 680560, 926720, 1088896, 1361120, 1853440, 2177792, 2722240, 4355584, 5444480, 8711168, 10888960, 17422336, 21777920, 43555840, 87111680]

約数ペア:

[(1, 87111680), (2, 43555840), (4, 21777920), (5, 17422336), (8, 10888960), (10, 8711168), (16, 5444480), (20, 4355584), (32, 2722240), (40, 2177792), (47, 1853440), (64, 1361120), (80, 1088896), (94, 926720), (128, 680560), (160, 544448), (181, 481280), (188, 463360), (235, 370688), (256, 340280), (320, 272224), (362, 240640), (376, 231680), (470, 185344), (512, 170140), (640, 136112), (724, 120320), (752, 115840), (905, 96256), (940, 92672), (1024, 85070), (1280, 68056), (1448, 60160), (1504, 57920), (1810, 48128), (1880, 46336), (2048, 42535), (2560, 34028), (2896, 30080), (3008, 28960), (3620, 24064), (3760, 23168), (5120, 17014), (5792, 15040), (6016, 14480), (7240, 12032), (7520, 11584), (8507, 10240)]