201293560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{743}}^1$

素因数の和:1288

約数の個数: 64

約数和(自身を含む): 489343680

約数和(自身を除く): 288050120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 521, 743, 1042, 1486, 2084, 2605, 2972, 3715, 4168, 5210, 5944, 6773, 7430, 9659, 10420, 13546, 14860, 19318, 20840, 27092, 29720, 33865, 38636, 48295, 54184, 67730, 77272, 96590, 135460, 193180, 270920, 386360, 387103, 774206, 1548412, 1935515, 3096824, 3871030, 5032339, 7742060, 10064678, 15484120, 20129356, 25161695, 40258712, 50323390, 100646780, 201293560]

約数ペア:

[(1, 201293560), (2, 100646780), (4, 50323390), (5, 40258712), (8, 25161695), (10, 20129356), (13, 15484120), (20, 10064678), (26, 7742060), (40, 5032339), (52, 3871030), (65, 3096824), (104, 1935515), (130, 1548412), (260, 774206), (520, 387103), (521, 386360), (743, 270920), (1042, 193180), (1486, 135460), (2084, 96590), (2605, 77272), (2972, 67730), (3715, 54184), (4168, 48295), (5210, 38636), (5944, 33865), (6773, 29720), (7430, 27092), (9659, 20840), (10420, 19318), (13546, 14860)]