53651920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:812

約数の個数: 80

約数和(自身を含む): 143740800

約数和(自身を除く): 90088880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 280, 298, 560, 596, 643, 745, 1043, 1192, 1286, 1490, 2086, 2384, 2572, 2980, 3215, 4172, 4501, 5144, 5215, 5960, 6430, 8344, 9002, 10288, 10430, 11920, 12860, 16688, 18004, 20860, 22505, 25720, 36008, 41720, 45010, 51440, 72016, 83440, 90020, 95807, 180040, 191614, 360080, 383228, 479035, 670649, 766456, 958070, 1341298, 1532912, 1916140, 2682596, 3353245, 3832280, 5365192, 6706490, 7664560, 10730384, 13412980, 26825960, 53651920]

約数ペア:

[(1, 53651920), (2, 26825960), (4, 13412980), (5, 10730384), (7, 7664560), (8, 6706490), (10, 5365192), (14, 3832280), (16, 3353245), (20, 2682596), (28, 1916140), (35, 1532912), (40, 1341298), (56, 958070), (70, 766456), (80, 670649), (112, 479035), (140, 383228), (149, 360080), (280, 191614), (298, 180040), (560, 95807), (596, 90020), (643, 83440), (745, 72016), (1043, 51440), (1192, 45010), (1286, 41720), (1490, 36008), (2086, 25720), (2384, 22505), (2572, 20860), (2980, 18004), (3215, 16688), (4172, 12860), (4501, 11920), (5144, 10430), (5215, 10288), (5960, 9002), (6430, 8344)]