921156719900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{6910403}}^1$

素因数の和:6910491

約数の個数: 72

約数和(自身を含む): 2111377196544

約数和(自身を除く): 1190220476644

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 43, 50, 62, 86, 100, 124, 155, 172, 215, 310, 430, 620, 775, 860, 1075, 1333, 1550, 2150, 2666, 3100, 4300, 5332, 6665, 13330, 26660, 33325, 66650, 133300, 6910403, 13820806, 27641612, 34552015, 69104030, 138208060, 172760075, 214222493, 297147329, 345520150, 428444986, 594294658, 691040300, 856889972, 1071112465, 1188589316, 1485736645, 2142224930, 2971473290, 4284449860, 5355562325, 5942946580, 7428683225, 9211567199, 10711124650, 14857366450, 18423134398, 21422249300, 29714732900, 36846268796, 46057835995, 92115671990, 184231343980, 230289179975, 460578359950, 921156719900]

約数ペア:

[(1, 921156719900), (2, 460578359950), (4, 230289179975), (5, 184231343980), (10, 92115671990), (20, 46057835995), (25, 36846268796), (31, 29714732900), (43, 21422249300), (50, 18423134398), (62, 14857366450), (86, 10711124650), (100, 9211567199), (124, 7428683225), (155, 5942946580), (172, 5355562325), (215, 4284449860), (310, 2971473290), (430, 2142224930), (620, 1485736645), (775, 1188589316), (860, 1071112465), (1075, 856889972), (1333, 691040300), (1550, 594294658), (2150, 428444986), (2666, 345520150), (3100, 297147329), (4300, 214222493), (5332, 172760075), (6665, 138208060), (13330, 69104030), (26660, 34552015), (33325, 27641612), (66650, 13820806), (133300, 6910403)]