65006490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 160030080

約数和(自身を除く): 95023590

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 97, 178, 194, 251, 267, 291, 445, 485, 502, 534, 582, 753, 890, 970, 1255, 1335, 1455, 1506, 2510, 2670, 2910, 3765, 7530, 8633, 17266, 22339, 24347, 25899, 43165, 44678, 48694, 51798, 67017, 73041, 86330, 111695, 121735, 129495, 134034, 146082, 223390, 243470, 258990, 335085, 365205, 670170, 730410, 2166883, 4333766, 6500649, 10834415, 13001298, 21668830, 32503245, 65006490]

約数ペア:

[(1, 65006490), (2, 32503245), (3, 21668830), (5, 13001298), (6, 10834415), (10, 6500649), (15, 4333766), (30, 2166883), (89, 730410), (97, 670170), (178, 365205), (194, 335085), (251, 258990), (267, 243470), (291, 223390), (445, 146082), (485, 134034), (502, 129495), (534, 121735), (582, 111695), (753, 86330), (890, 73041), (970, 67017), (1255, 51798), (1335, 48694), (1455, 44678), (1506, 43165), (2510, 25899), (2670, 24347), (2910, 22339), (3765, 17266), (7530, 8633)]