208033930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{557}}^1$

素因数の和:620

約数の個数: 64

約数和(自身を含む): 430284960

約数和(自身を除く): 222251030

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 169, 170, 221, 338, 442, 557, 845, 1105, 1114, 1690, 2197, 2210, 2785, 2873, 4394, 5570, 5746, 7241, 9469, 10985, 14365, 14482, 18938, 21970, 28730, 36205, 37349, 47345, 72410, 74698, 94133, 94690, 123097, 186745, 188266, 246194, 373490, 470665, 615485, 941330, 1223729, 1230970, 1600261, 2447458, 3200522, 6118645, 8001305, 12237290, 16002610, 20803393, 41606786, 104016965, 208033930]

約数ペア:

[(1, 208033930), (2, 104016965), (5, 41606786), (10, 20803393), (13, 16002610), (17, 12237290), (26, 8001305), (34, 6118645), (65, 3200522), (85, 2447458), (130, 1600261), (169, 1230970), (170, 1223729), (221, 941330), (338, 615485), (442, 470665), (557, 373490), (845, 246194), (1105, 188266), (1114, 186745), (1690, 123097), (2197, 94690), (2210, 94133), (2785, 74698), (2873, 72410), (4394, 47345), (5570, 37349), (5746, 36205), (7241, 28730), (9469, 21970), (10985, 18938), (14365, 14482)]