88865920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1$

素因数の和:1014

約数の個数: 128

約数和(自身を含む): 249842880

約数和(自身を除く): 160976960

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 440, 520, 572, 640, 704, 715, 832, 880, 971, 1040, 1144, 1408, 1430, 1664, 1760, 1942, 2080, 2288, 2860, 3520, 3884, 4160, 4576, 4855, 5720, 7040, 7768, 8320, 9152, 9710, 10681, 11440, 12623, 15536, 18304, 19420, 21362, 22880, 25246, 31072, 38840, 42724, 45760, 50492, 53405, 62144, 63115, 77680, 85448, 91520, 100984, 106810, 124288, 126230, 138853, 155360, 170896, 201968, 213620, 252460, 277706, 310720, 341792, 403936, 427240, 504920, 555412, 621440, 683584, 694265, 807872, 854480, 1009840, 1110824, 1367168, 1388530, 1615744, 1708960, 2019680, 2221648, 2777060, 3417920, 4039360, 4443296, 5554120, 6835840, 8078720, 8886592, 11108240, 17773184, 22216480, 44432960, 88865920]

約数ペア:

[(1, 88865920), (2, 44432960), (4, 22216480), (5, 17773184), (8, 11108240), (10, 8886592), (11, 8078720), (13, 6835840), (16, 5554120), (20, 4443296), (22, 4039360), (26, 3417920), (32, 2777060), (40, 2221648), (44, 2019680), (52, 1708960), (55, 1615744), (64, 1388530), (65, 1367168), (80, 1110824), (88, 1009840), (104, 854480), (110, 807872), (128, 694265), (130, 683584), (143, 621440), (160, 555412), (176, 504920), (208, 427240), (220, 403936), (260, 341792), (286, 310720), (320, 277706), (352, 252460), (416, 213620), (440, 201968), (520, 170896), (572, 155360), (640, 138853), (704, 126230), (715, 124288), (832, 106810), (880, 100984), (971, 91520), (1040, 85448), (1144, 77680), (1408, 63115), (1430, 62144), (1664, 53405), (1760, 50492), (1942, 45760), (2080, 42724), (2288, 38840), (2860, 31072), (3520, 25246), (3884, 22880), (4160, 21362), (4576, 19420), (4855, 18304), (5720, 15536), (7040, 12623), (7768, 11440), (8320, 10681), (9152, 9710)]