75761920

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 203459760

約数和(自身を除く): 127697840

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, 157, 160, 208, 232, 256, 260, 290, 314, 320, 377, 416, 464, 520, 580, 628, 640, 754, 785, 832, 928, 1040, 1160, 1256, 1280, 1508, 1570, 1664, 1856, 1885, 2041, 2080, 2320, 2512, 3016, 3140, 3328, 3712, 3770, 4082, 4160, 4553, 4640, 5024, 6032, 6280, 7424, 7540, 8164, 8320, 9106, 9280, 10048, 10205, 12064, 12560, 15080, 16328, 16640, 18212, 18560, 20096, 20410, 22765, 24128, 25120, 30160, 32656, 36424, 37120, 40192, 40820, 45530, 48256, 50240, 59189, 60320, 65312, 72848, 81640, 91060, 96512, 100480, 118378, 120640, 130624, 145696, 163280, 182120, 200960, 236756, 241280, 261248, 291392, 295945, 326560, 364240, 473512, 482560, 522496, 582784, 591890, 653120, 728480, 947024, 1165568, 1183780, 1306240, 1456960, 1894048, 2367560, 2612480, 2913920, 3788096, 4735120, 5827840, 7576192, 9470240, 15152384, 18940480, 37880960, 75761920]

約数ペア:

[(1, 75761920), (2, 37880960), (4, 18940480), (5, 15152384), (8, 9470240), (10, 7576192), (13, 5827840), (16, 4735120), (20, 3788096), (26, 2913920), (29, 2612480), (32, 2367560), (40, 1894048), (52, 1456960), (58, 1306240), (64, 1183780), (65, 1165568), (80, 947024), (104, 728480), (116, 653120), (128, 591890), (130, 582784), (145, 522496), (157, 482560), (160, 473512), (208, 364240), (232, 326560), (256, 295945), (260, 291392), (290, 261248), (314, 241280), (320, 236756), (377, 200960), (416, 182120), (464, 163280), (520, 145696), (580, 130624), (628, 120640), (640, 118378), (754, 100480), (785, 96512), (832, 91060), (928, 81640), (1040, 72848), (1160, 65312), (1256, 60320), (1280, 59189), (1508, 50240), (1570, 48256), (1664, 45530), (1856, 40820), (1885, 40192), (2041, 37120), (2080, 36424), (2320, 32656), (2512, 30160), (3016, 25120), (3140, 24128), (3328, 22765), (3712, 20410), (3770, 20096), (4082, 18560), (4160, 18212), (4553, 16640), (4640, 16328), (5024, 15080), (6032, 12560), (6280, 12064), (7424, 10205), (7540, 10048), (8164, 9280), (8320, 9106)]