80642450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2039}}^1$

素因数の和:2171

約数の個数: 48

約数和(自身を含む): 173024640

約数和(自身を除く): 92382190

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 113, 175, 226, 350, 565, 791, 1130, 1582, 2039, 2825, 3955, 4078, 5650, 7910, 10195, 14273, 19775, 20390, 28546, 39550, 50975, 71365, 101950, 142730, 230407, 356825, 460814, 713650, 1152035, 1612849, 2304070, 3225698, 5760175, 8064245, 11520350, 16128490, 40321225, 80642450]

約数ペア:

[(1, 80642450), (2, 40321225), (5, 16128490), (7, 11520350), (10, 8064245), (14, 5760175), (25, 3225698), (35, 2304070), (50, 1612849), (70, 1152035), (113, 713650), (175, 460814), (226, 356825), (350, 230407), (565, 142730), (791, 101950), (1130, 71365), (1582, 50975), (2039, 39550), (2825, 28546), (3955, 20390), (4078, 19775), (5650, 14273), (7910, 10195)]