16078660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 37630656

約数和(自身を除く): 21551996

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 71, 130, 134, 142, 169, 260, 268, 284, 335, 338, 355, 670, 676, 710, 845, 871, 923, 1340, 1420, 1690, 1742, 1846, 3380, 3484, 3692, 4355, 4615, 4757, 8710, 9230, 9514, 11323, 11999, 17420, 18460, 19028, 22646, 23785, 23998, 45292, 47570, 47996, 56615, 59995, 61841, 95140, 113230, 119990, 123682, 226460, 239980, 247364, 309205, 618410, 803933, 1236820, 1607866, 3215732, 4019665, 8039330, 16078660]

約数ペア:

[(1, 16078660), (2, 8039330), (4, 4019665), (5, 3215732), (10, 1607866), (13, 1236820), (20, 803933), (26, 618410), (52, 309205), (65, 247364), (67, 239980), (71, 226460), (130, 123682), (134, 119990), (142, 113230), (169, 95140), (260, 61841), (268, 59995), (284, 56615), (335, 47996), (338, 47570), (355, 45292), (670, 23998), (676, 23785), (710, 22646), (845, 19028), (871, 18460), (923, 17420), (1340, 11999), (1420, 11323), (1690, 9514), (1742, 9230), (1846, 8710), (3380, 4757), (3484, 4615), (3692, 4355)]