201960135

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:550

約数の個数: 80

約数和(自身を含む): 395176320

約数和(自身を除く): 193216185

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 89, 117, 135, 195, 267, 351, 405, 431, 445, 585, 801, 1053, 1157, 1293, 1335, 1755, 2155, 2403, 3471, 3879, 4005, 5265, 5603, 5785, 6465, 7209, 10413, 11637, 12015, 16809, 17355, 19395, 28015, 31239, 34911, 36045, 38359, 50427, 52065, 58185, 84045, 93717, 115077, 151281, 156195, 174555, 191795, 252135, 345231, 453843, 468585, 498667, 575385, 756405, 1035693, 1496001, 1726155, 2269215, 2493335, 3107079, 4488003, 5178465, 7480005, 13464009, 15535395, 22440015, 40392027, 67320045, 201960135]

約数ペア:

[(1, 201960135), (3, 67320045), (5, 40392027), (9, 22440015), (13, 15535395), (15, 13464009), (27, 7480005), (39, 5178465), (45, 4488003), (65, 3107079), (81, 2493335), (89, 2269215), (117, 1726155), (135, 1496001), (195, 1035693), (267, 756405), (351, 575385), (405, 498667), (431, 468585), (445, 453843), (585, 345231), (801, 252135), (1053, 191795), (1157, 174555), (1293, 156195), (1335, 151281), (1755, 115077), (2155, 93717), (2403, 84045), (3471, 58185), (3879, 52065), (4005, 50427), (5265, 38359), (5603, 36045), (5785, 34911), (6465, 31239), (7209, 28015), (10413, 19395), (11637, 17355), (12015, 16809)]