86619520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:420

約数の個数: 128

約数和(自身を含む): 231336000

約数和(自身を除く): 144716480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 116, 128, 130, 145, 160, 208, 232, 260, 290, 320, 359, 377, 416, 464, 520, 580, 640, 718, 754, 832, 928, 1040, 1160, 1436, 1508, 1664, 1795, 1856, 1885, 2080, 2320, 2872, 3016, 3590, 3712, 3770, 4160, 4640, 4667, 5744, 6032, 7180, 7540, 8320, 9280, 9334, 10411, 11488, 12064, 14360, 15080, 18560, 18668, 20822, 22976, 23335, 24128, 28720, 30160, 37336, 41644, 45952, 46670, 48256, 52055, 57440, 60320, 74672, 83288, 93340, 104110, 114880, 120640, 135343, 149344, 166576, 186680, 208220, 229760, 241280, 270686, 298688, 333152, 373360, 416440, 541372, 597376, 666304, 676715, 746720, 832880, 1082744, 1332608, 1353430, 1493440, 1665760, 2165488, 2706860, 2986880, 3331520, 4330976, 5413720, 6663040, 8661952, 10827440, 17323904, 21654880, 43309760, 86619520]

約数ペア:

[(1, 86619520), (2, 43309760), (4, 21654880), (5, 17323904), (8, 10827440), (10, 8661952), (13, 6663040), (16, 5413720), (20, 4330976), (26, 3331520), (29, 2986880), (32, 2706860), (40, 2165488), (52, 1665760), (58, 1493440), (64, 1353430), (65, 1332608), (80, 1082744), (104, 832880), (116, 746720), (128, 676715), (130, 666304), (145, 597376), (160, 541372), (208, 416440), (232, 373360), (260, 333152), (290, 298688), (320, 270686), (359, 241280), (377, 229760), (416, 208220), (464, 186680), (520, 166576), (580, 149344), (640, 135343), (718, 120640), (754, 114880), (832, 104110), (928, 93340), (1040, 83288), (1160, 74672), (1436, 60320), (1508, 57440), (1664, 52055), (1795, 48256), (1856, 46670), (1885, 45952), (2080, 41644), (2320, 37336), (2872, 30160), (3016, 28720), (3590, 24128), (3712, 23335), (3770, 22976), (4160, 20822), (4640, 18668), (4667, 18560), (5744, 15080), (6032, 14360), (7180, 12064), (7540, 11488), (8320, 10411), (9280, 9334)]