65164540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2339}}^1$

素因数の和:2554

約数の個数: 48

約数和(自身を含む): 157248000

約数和(自身を除く): 92083460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1393, 1990, 2339, 2786, 3980, 4678, 5572, 6965, 9356, 11695, 13930, 16373, 23390, 27860, 32746, 46780, 65492, 81865, 163730, 327460, 465461, 930922, 1861844, 2327305, 3258227, 4654610, 6516454, 9309220, 13032908, 16291135, 32582270, 65164540]

約数ペア:

[(1, 65164540), (2, 32582270), (4, 16291135), (5, 13032908), (7, 9309220), (10, 6516454), (14, 4654610), (20, 3258227), (28, 2327305), (35, 1861844), (70, 930922), (140, 465461), (199, 327460), (398, 163730), (796, 81865), (995, 65492), (1393, 46780), (1990, 32746), (2339, 27860), (2786, 23390), (3980, 16373), (4678, 13930), (5572, 11695), (6965, 9356)]