66176980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{491}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 145805184

約数和(自身を除く): 79628204

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 293, 460, 491, 586, 982, 1172, 1465, 1964, 2455, 2930, 4910, 5860, 6739, 9820, 11293, 13478, 22586, 26956, 33695, 45172, 56465, 67390, 112930, 134780, 143863, 225860, 287726, 575452, 719315, 1438630, 2877260, 3308849, 6617698, 13235396, 16544245, 33088490, 66176980]

約数ペア:

[(1, 66176980), (2, 33088490), (4, 16544245), (5, 13235396), (10, 6617698), (20, 3308849), (23, 2877260), (46, 1438630), (92, 719315), (115, 575452), (230, 287726), (293, 225860), (460, 143863), (491, 134780), (586, 112930), (982, 67390), (1172, 56465), (1465, 45172), (1964, 33695), (2455, 26956), (2930, 22586), (4910, 13478), (5860, 11293), (6739, 9820)]