64967080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1171}}^1$

素因数の和:1274

約数の個数: 64

約数和(自身を含む): 156110400

約数和(自身を除く): 91143320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 73, 76, 95, 146, 152, 190, 292, 365, 380, 584, 730, 760, 1171, 1387, 1460, 2342, 2774, 2920, 4684, 5548, 5855, 6935, 9368, 11096, 11710, 13870, 22249, 23420, 27740, 44498, 46840, 55480, 85483, 88996, 111245, 170966, 177992, 222490, 341932, 427415, 444980, 683864, 854830, 889960, 1624177, 1709660, 3248354, 3419320, 6496708, 8120885, 12993416, 16241770, 32483540, 64967080]

約数ペア:

[(1, 64967080), (2, 32483540), (4, 16241770), (5, 12993416), (8, 8120885), (10, 6496708), (19, 3419320), (20, 3248354), (38, 1709660), (40, 1624177), (73, 889960), (76, 854830), (95, 683864), (146, 444980), (152, 427415), (190, 341932), (292, 222490), (365, 177992), (380, 170966), (584, 111245), (730, 88996), (760, 85483), (1171, 55480), (1387, 46840), (1460, 44498), (2342, 27740), (2774, 23420), (2920, 22249), (4684, 13870), (5548, 11710), (5855, 11096), (6935, 9368)]