87817730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:352

約数の個数: 128

約数和(自身を含む): 219856896

約数和(自身を除く): 132039166

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 31, 35, 55, 62, 65, 70, 77, 91, 110, 130, 143, 154, 155, 182, 217, 283, 286, 310, 341, 385, 403, 434, 455, 566, 682, 715, 770, 806, 910, 1001, 1085, 1415, 1430, 1705, 1981, 2002, 2015, 2170, 2387, 2821, 2830, 3113, 3410, 3679, 3962, 4030, 4433, 4774, 5005, 5642, 6226, 7358, 8773, 8866, 9905, 10010, 11935, 14105, 15565, 17546, 18395, 19810, 21791, 22165, 23870, 25753, 28210, 31031, 31130, 36790, 40469, 43582, 43865, 44330, 51506, 61411, 62062, 80938, 87730, 96503, 108955, 114049, 122822, 128765, 155155, 193006, 202345, 217910, 228098, 257530, 283283, 307055, 310310, 404690, 482515, 566566, 570245, 614110, 675521, 798343, 965030, 1140490, 1254539, 1351042, 1416415, 1596686, 2509078, 2832830, 3377605, 3991715, 6272695, 6755210, 7983430, 8781773, 12545390, 17563546, 43908865, 87817730]

約数ペア:

[(1, 87817730), (2, 43908865), (5, 17563546), (7, 12545390), (10, 8781773), (11, 7983430), (13, 6755210), (14, 6272695), (22, 3991715), (26, 3377605), (31, 2832830), (35, 2509078), (55, 1596686), (62, 1416415), (65, 1351042), (70, 1254539), (77, 1140490), (91, 965030), (110, 798343), (130, 675521), (143, 614110), (154, 570245), (155, 566566), (182, 482515), (217, 404690), (283, 310310), (286, 307055), (310, 283283), (341, 257530), (385, 228098), (403, 217910), (434, 202345), (455, 193006), (566, 155155), (682, 128765), (715, 122822), (770, 114049), (806, 108955), (910, 96503), (1001, 87730), (1085, 80938), (1415, 62062), (1430, 61411), (1705, 51506), (1981, 44330), (2002, 43865), (2015, 43582), (2170, 40469), (2387, 36790), (2821, 31130), (2830, 31031), (3113, 28210), (3410, 25753), (3679, 23870), (3962, 22165), (4030, 21791), (4433, 19810), (4774, 18395), (5005, 17546), (5642, 15565), (6226, 14105), (7358, 11935), (8773, 10010), (8866, 9905)]