6643910

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 15120000

約数和(自身を除く): 8476090

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 149, 182, 245, 298, 343, 455, 490, 637, 686, 745, 910, 1043, 1274, 1490, 1715, 1937, 2086, 3185, 3430, 3874, 4459, 5215, 6370, 7301, 8918, 9685, 10430, 13559, 14602, 19370, 22295, 27118, 36505, 44590, 51107, 67795, 73010, 94913, 102214, 135590, 189826, 255535, 474565, 511070, 664391, 949130, 1328782, 3321955, 6643910]

約数ペア:

[(1, 6643910), (2, 3321955), (5, 1328782), (7, 949130), (10, 664391), (13, 511070), (14, 474565), (26, 255535), (35, 189826), (49, 135590), (65, 102214), (70, 94913), (91, 73010), (98, 67795), (130, 51107), (149, 44590), (182, 36505), (245, 27118), (298, 22295), (343, 19370), (455, 14602), (490, 13559), (637, 10430), (686, 9685), (745, 8918), (910, 7301), (1043, 6370), (1274, 5215), (1490, 4459), (1715, 3874), (1937, 3430), (2086, 3185)]