16425040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 40711680

約数和(自身を除く): 24286640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 179, 185, 248, 296, 310, 358, 370, 496, 592, 620, 716, 740, 895, 1147, 1240, 1432, 1480, 1790, 2294, 2480, 2864, 2960, 3580, 4588, 5549, 5735, 6623, 7160, 9176, 11098, 11470, 13246, 14320, 18352, 22196, 22940, 26492, 27745, 33115, 44392, 45880, 52984, 55490, 66230, 88784, 91760, 105968, 110980, 132460, 205313, 221960, 264920, 410626, 443920, 529840, 821252, 1026565, 1642504, 2053130, 3285008, 4106260, 8212520, 16425040]

約数ペア:

[(1, 16425040), (2, 8212520), (4, 4106260), (5, 3285008), (8, 2053130), (10, 1642504), (16, 1026565), (20, 821252), (31, 529840), (37, 443920), (40, 410626), (62, 264920), (74, 221960), (80, 205313), (124, 132460), (148, 110980), (155, 105968), (179, 91760), (185, 88784), (248, 66230), (296, 55490), (310, 52984), (358, 45880), (370, 44392), (496, 33115), (592, 27745), (620, 26492), (716, 22940), (740, 22196), (895, 18352), (1147, 14320), (1240, 13246), (1432, 11470), (1480, 11098), (1790, 9176), (2294, 7160), (2480, 6623), (2864, 5735), (2960, 5549), (3580, 4588)]