82958780

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1283}}^1$

素因数の和:1406

約数の個数: 48

約数和(自身を含む): 180550944

約数和(自身を除く): 97592164

約数列:

[1, 2, 4, 5, 10, 20, 53, 61, 106, 122, 212, 244, 265, 305, 530, 610, 1060, 1220, 1283, 2566, 3233, 5132, 6415, 6466, 12830, 12932, 16165, 25660, 32330, 64660, 67999, 78263, 135998, 156526, 271996, 313052, 339995, 391315, 679990, 782630, 1359980, 1565260, 4147939, 8295878, 16591756, 20739695, 41479390, 82958780]

約数ペア:

[(1, 82958780), (2, 41479390), (4, 20739695), (5, 16591756), (10, 8295878), (20, 4147939), (53, 1565260), (61, 1359980), (106, 782630), (122, 679990), (212, 391315), (244, 339995), (265, 313052), (305, 271996), (530, 156526), (610, 135998), (1060, 78263), (1220, 67999), (1283, 64660), (2566, 32330), (3233, 25660), (5132, 16165), (6415, 12932), (6466, 12830)]