68071490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 138551040

約数和(自身を除く): 70479550

約数列:

[1, 2, 5, 10, 19, 23, 37, 38, 46, 74, 95, 115, 185, 190, 230, 370, 421, 437, 703, 842, 851, 874, 1406, 1702, 2105, 2185, 3515, 4210, 4255, 4370, 7030, 7999, 8510, 9683, 15577, 15998, 16169, 19366, 31154, 32338, 39995, 48415, 77885, 79990, 80845, 96830, 155770, 161690, 183977, 295963, 358271, 367954, 591926, 716542, 919885, 1479815, 1791355, 1839770, 2959630, 3582710, 6807149, 13614298, 34035745, 68071490]

約数ペア:

[(1, 68071490), (2, 34035745), (5, 13614298), (10, 6807149), (19, 3582710), (23, 2959630), (37, 1839770), (38, 1791355), (46, 1479815), (74, 919885), (95, 716542), (115, 591926), (185, 367954), (190, 358271), (230, 295963), (370, 183977), (421, 161690), (437, 155770), (703, 96830), (842, 80845), (851, 79990), (874, 77885), (1406, 48415), (1702, 39995), (2105, 32338), (2185, 31154), (3515, 19366), (4210, 16169), (4255, 15998), (4370, 15577), (7030, 9683), (7999, 8510)]