86931880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2609}}^1$

素因数の和:2651

約数の個数: 96

約数和(自身を含む): 241007400

約数和(自身を除く): 154075520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 280, 340, 392, 476, 490, 595, 680, 833, 952, 980, 1190, 1666, 1960, 2380, 2609, 3332, 4165, 4760, 5218, 6664, 8330, 10436, 13045, 16660, 18263, 20872, 26090, 33320, 36526, 44353, 52180, 73052, 88706, 91315, 104360, 127841, 146104, 177412, 182630, 221765, 255682, 310471, 354824, 365260, 443530, 511364, 620942, 639205, 730520, 887060, 1022728, 1241884, 1278410, 1552355, 1774120, 2173297, 2483768, 2556820, 3104710, 4346594, 5113640, 6209420, 8693188, 10866485, 12418840, 17386376, 21732970, 43465940, 86931880]

約数ペア:

[(1, 86931880), (2, 43465940), (4, 21732970), (5, 17386376), (7, 12418840), (8, 10866485), (10, 8693188), (14, 6209420), (17, 5113640), (20, 4346594), (28, 3104710), (34, 2556820), (35, 2483768), (40, 2173297), (49, 1774120), (56, 1552355), (68, 1278410), (70, 1241884), (85, 1022728), (98, 887060), (119, 730520), (136, 639205), (140, 620942), (170, 511364), (196, 443530), (238, 365260), (245, 354824), (280, 310471), (340, 255682), (392, 221765), (476, 182630), (490, 177412), (595, 146104), (680, 127841), (833, 104360), (952, 91315), (980, 88706), (1190, 73052), (1666, 52180), (1960, 44353), (2380, 36526), (2609, 33320), (3332, 26090), (4165, 20872), (4760, 18263), (5218, 16660), (6664, 13045), (8330, 10436)]