53371780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4951}}^1$

素因数の和:4985

約数の個数: 72

約数和(自身を含む): 142261056

約数和(自身を除く): 88889276

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 4951, 5390, 9902, 10780, 19804, 24755, 34657, 49510, 54461, 69314, 99020, 108922, 138628, 173285, 217844, 242599, 272305, 346570, 381227, 485198, 544610, 693140, 762454, 970396, 1089220, 1212995, 1524908, 1906135, 2425990, 2668589, 3812270, 4851980, 5337178, 7624540, 10674356, 13342945, 26685890, 53371780]

約数ペア:

[(1, 53371780), (2, 26685890), (4, 13342945), (5, 10674356), (7, 7624540), (10, 5337178), (11, 4851980), (14, 3812270), (20, 2668589), (22, 2425990), (28, 1906135), (35, 1524908), (44, 1212995), (49, 1089220), (55, 970396), (70, 762454), (77, 693140), (98, 544610), (110, 485198), (140, 381227), (154, 346570), (196, 272305), (220, 242599), (245, 217844), (308, 173285), (385, 138628), (490, 108922), (539, 99020), (770, 69314), (980, 54461), (1078, 49510), (1540, 34657), (2156, 24755), (2695, 19804), (4951, 10780), (5390, 9902)]