147761540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1\times {\mathrm{491}}^1$

素因数の和:908

約数の個数: 48

約数和(自身を含む): 319382784

約数和(自身を除く): 171621244

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 367, 410, 491, 734, 820, 982, 1468, 1835, 1964, 2455, 3670, 4910, 7340, 9820, 15047, 20131, 30094, 40262, 60188, 75235, 80524, 100655, 150470, 180197, 201310, 300940, 360394, 402620, 720788, 900985, 1801970, 3603940, 7388077, 14776154, 29552308, 36940385, 73880770, 147761540]

約数ペア:

[(1, 147761540), (2, 73880770), (4, 36940385), (5, 29552308), (10, 14776154), (20, 7388077), (41, 3603940), (82, 1801970), (164, 900985), (205, 720788), (367, 402620), (410, 360394), (491, 300940), (734, 201310), (820, 180197), (982, 150470), (1468, 100655), (1835, 80524), (1964, 75235), (2455, 60188), (3670, 40262), (4910, 30094), (7340, 20131), (9820, 15047)]