51635640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61471}}^1$

素因数の和:61492

約数の個数: 64

約数和(自身を含む): 177039360

約数和(自身を除く): 125403720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 61471, 122942, 184413, 245884, 307355, 368826, 430297, 491768, 614710, 737652, 860594, 922065, 1229420, 1290891, 1475304, 1721188, 1844130, 2151485, 2458840, 2581782, 3442376, 3688260, 4302970, 5163564, 6454455, 7376520, 8605940, 10327128, 12908910, 17211880, 25817820, 51635640]

約数ペア:

[(1, 51635640), (2, 25817820), (3, 17211880), (4, 12908910), (5, 10327128), (6, 8605940), (7, 7376520), (8, 6454455), (10, 5163564), (12, 4302970), (14, 3688260), (15, 3442376), (20, 2581782), (21, 2458840), (24, 2151485), (28, 1844130), (30, 1721188), (35, 1475304), (40, 1290891), (42, 1229420), (56, 922065), (60, 860594), (70, 737652), (84, 614710), (105, 491768), (120, 430297), (140, 368826), (168, 307355), (210, 245884), (280, 184413), (420, 122942), (840, 61471)]