86393900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^3$

素因数の和:136

約数の個数: 72

約数和(自身を含む): 200403840

約数和(自身を除く): 114009940

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 31, 50, 58, 62, 100, 116, 124, 145, 155, 290, 310, 580, 620, 725, 775, 899, 961, 1450, 1550, 1798, 1922, 2900, 3100, 3596, 3844, 4495, 4805, 8990, 9610, 17980, 19220, 22475, 24025, 27869, 29791, 44950, 48050, 55738, 59582, 89900, 96100, 111476, 119164, 139345, 148955, 278690, 297910, 557380, 595820, 696725, 744775, 863939, 1393450, 1489550, 1727878, 2786900, 2979100, 3455756, 4319695, 8639390, 17278780, 21598475, 43196950, 86393900]

約数ペア:

[(1, 86393900), (2, 43196950), (4, 21598475), (5, 17278780), (10, 8639390), (20, 4319695), (25, 3455756), (29, 2979100), (31, 2786900), (50, 1727878), (58, 1489550), (62, 1393450), (100, 863939), (116, 744775), (124, 696725), (145, 595820), (155, 557380), (290, 297910), (310, 278690), (580, 148955), (620, 139345), (725, 119164), (775, 111476), (899, 96100), (961, 89900), (1450, 59582), (1550, 55738), (1798, 48050), (1922, 44950), (2900, 29791), (3100, 27869), (3596, 24025), (3844, 22475), (4495, 19220), (4805, 17980), (8990, 9610)]