72821404

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{461}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 142502976

約数和(自身を除く): 69681572

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 101, 202, 391, 404, 461, 782, 922, 1564, 1717, 1844, 2323, 3434, 4646, 6868, 7837, 9292, 10603, 15674, 21206, 31348, 39491, 42412, 46561, 78982, 93122, 157964, 180251, 186244, 360502, 721004, 791537, 1070903, 1583074, 2141806, 3166148, 4283612, 18205351, 36410702, 72821404]

約数ペア:

[(1, 72821404), (2, 36410702), (4, 18205351), (17, 4283612), (23, 3166148), (34, 2141806), (46, 1583074), (68, 1070903), (92, 791537), (101, 721004), (202, 360502), (391, 186244), (404, 180251), (461, 157964), (782, 93122), (922, 78982), (1564, 46561), (1717, 42412), (1844, 39491), (2323, 31348), (3434, 21206), (4646, 15674), (6868, 10603), (7837, 9292)]