85570490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{4643}}^1$

素因数の和:4766

約数の個数: 32

約数和(自身を含む): 163840320

約数和(自身を除く): 78269830

約数列:

[1, 2, 5, 10, 19, 38, 95, 97, 190, 194, 485, 970, 1843, 3686, 4643, 9215, 9286, 18430, 23215, 46430, 88217, 176434, 441085, 450371, 882170, 900742, 2251855, 4503710, 8557049, 17114098, 42785245, 85570490]

約数ペア:

[(1, 85570490), (2, 42785245), (5, 17114098), (10, 8557049), (19, 4503710), (38, 2251855), (95, 900742), (97, 882170), (190, 450371), (194, 441085), (485, 176434), (970, 88217), (1843, 46430), (3686, 23215), (4643, 18430), (9215, 9286)]