78254470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{5507}}^1$

素因数の和:5557

約数の個数: 48

約数和(自身を含む): 169536240

約数和(自身を除く): 91281770

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 98, 145, 203, 245, 290, 406, 490, 1015, 1421, 2030, 2842, 5507, 7105, 11014, 14210, 27535, 38549, 55070, 77098, 159703, 192745, 269843, 319406, 385490, 539686, 798515, 1117921, 1349215, 1597030, 2235842, 2698430, 5589605, 7825447, 11179210, 15650894, 39127235, 78254470]

約数ペア:

[(1, 78254470), (2, 39127235), (5, 15650894), (7, 11179210), (10, 7825447), (14, 5589605), (29, 2698430), (35, 2235842), (49, 1597030), (58, 1349215), (70, 1117921), (98, 798515), (145, 539686), (203, 385490), (245, 319406), (290, 269843), (406, 192745), (490, 159703), (1015, 77098), (1421, 55070), (2030, 38549), (2842, 27535), (5507, 14210), (7105, 11014)]