87375820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:348

約数の個数: 96

約数和(自身を含む): 219340800

約数和(自身を除く): 131964980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 188, 196, 235, 245, 271, 329, 343, 470, 490, 542, 658, 686, 940, 980, 1084, 1316, 1355, 1372, 1645, 1715, 1897, 2303, 2710, 3290, 3430, 3794, 4606, 5420, 6580, 6860, 7588, 9212, 9485, 11515, 12737, 13279, 16121, 18970, 23030, 25474, 26558, 32242, 37940, 46060, 50948, 53116, 63685, 64484, 66395, 80605, 89159, 92953, 127370, 132790, 161210, 178318, 185906, 254740, 265580, 322420, 356636, 371812, 445795, 464765, 624113, 891590, 929530, 1248226, 1783180, 1859060, 2496452, 3120565, 4368791, 6241130, 8737582, 12482260, 17475164, 21843955, 43687910, 87375820]

約数ペア:

[(1, 87375820), (2, 43687910), (4, 21843955), (5, 17475164), (7, 12482260), (10, 8737582), (14, 6241130), (20, 4368791), (28, 3120565), (35, 2496452), (47, 1859060), (49, 1783180), (70, 1248226), (94, 929530), (98, 891590), (140, 624113), (188, 464765), (196, 445795), (235, 371812), (245, 356636), (271, 322420), (329, 265580), (343, 254740), (470, 185906), (490, 178318), (542, 161210), (658, 132790), (686, 127370), (940, 92953), (980, 89159), (1084, 80605), (1316, 66395), (1355, 64484), (1372, 63685), (1645, 53116), (1715, 50948), (1897, 46060), (2303, 37940), (2710, 32242), (3290, 26558), (3430, 25474), (3794, 23030), (4606, 18970), (5420, 16121), (6580, 13279), (6860, 12737), (7588, 11515), (9212, 9485)]