78448640

素因数分解:

$2^{11}\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 193415040

約数和(自身を除く): 114966400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 163, 188, 235, 256, 320, 326, 376, 470, 512, 640, 652, 752, 815, 940, 1024, 1280, 1304, 1504, 1630, 1880, 2048, 2560, 2608, 3008, 3260, 3760, 5120, 5216, 6016, 6520, 7520, 7661, 10240, 10432, 12032, 13040, 15040, 15322, 20864, 24064, 26080, 30080, 30644, 38305, 41728, 48128, 52160, 60160, 61288, 76610, 83456, 96256, 104320, 120320, 122576, 153220, 166912, 208640, 240640, 245152, 306440, 333824, 417280, 481280, 490304, 612880, 834560, 980608, 1225760, 1669120, 1961216, 2451520, 3922432, 4903040, 7844864, 9806080, 15689728, 19612160, 39224320, 78448640]

約数ペア:

[(1, 78448640), (2, 39224320), (4, 19612160), (5, 15689728), (8, 9806080), (10, 7844864), (16, 4903040), (20, 3922432), (32, 2451520), (40, 1961216), (47, 1669120), (64, 1225760), (80, 980608), (94, 834560), (128, 612880), (160, 490304), (163, 481280), (188, 417280), (235, 333824), (256, 306440), (320, 245152), (326, 240640), (376, 208640), (470, 166912), (512, 153220), (640, 122576), (652, 120320), (752, 104320), (815, 96256), (940, 83456), (1024, 76610), (1280, 61288), (1304, 60160), (1504, 52160), (1630, 48128), (1880, 41728), (2048, 38305), (2560, 30644), (2608, 30080), (3008, 26080), (3260, 24064), (3760, 20864), (5120, 15322), (5216, 15040), (6016, 13040), (6520, 12032), (7520, 10432), (7661, 10240)]