86656780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:575

約数の個数: 96

約数和(自身を含む): 220372992

約数和(自身を除く): 133716212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 41, 62, 70, 82, 124, 140, 155, 164, 205, 217, 287, 310, 410, 434, 487, 574, 620, 820, 868, 974, 1085, 1148, 1271, 1435, 1948, 2170, 2435, 2542, 2870, 3409, 4340, 4870, 5084, 5740, 6355, 6818, 8897, 9740, 12710, 13636, 15097, 17045, 17794, 19967, 25420, 30194, 34090, 35588, 39934, 44485, 60388, 68180, 75485, 79868, 88970, 99835, 105679, 139769, 150970, 177940, 199670, 211358, 279538, 301940, 399340, 422716, 528395, 559076, 618977, 698845, 1056790, 1237954, 1397690, 2113580, 2475908, 2795380, 3094885, 4332839, 6189770, 8665678, 12379540, 17331356, 21664195, 43328390, 86656780]

約数ペア:

[(1, 86656780), (2, 43328390), (4, 21664195), (5, 17331356), (7, 12379540), (10, 8665678), (14, 6189770), (20, 4332839), (28, 3094885), (31, 2795380), (35, 2475908), (41, 2113580), (62, 1397690), (70, 1237954), (82, 1056790), (124, 698845), (140, 618977), (155, 559076), (164, 528395), (205, 422716), (217, 399340), (287, 301940), (310, 279538), (410, 211358), (434, 199670), (487, 177940), (574, 150970), (620, 139769), (820, 105679), (868, 99835), (974, 88970), (1085, 79868), (1148, 75485), (1271, 68180), (1435, 60388), (1948, 44485), (2170, 39934), (2435, 35588), (2542, 34090), (2870, 30194), (3409, 25420), (4340, 19967), (4870, 17794), (5084, 17045), (5740, 15097), (6355, 13636), (6818, 12710), (8897, 9740)]