80135000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 160

約数和(自身を含む): 215930880

約数和(自身を除く): 135795880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 31, 40, 44, 47, 50, 55, 62, 88, 94, 100, 110, 124, 125, 155, 188, 200, 220, 235, 248, 250, 275, 310, 341, 376, 440, 470, 500, 517, 550, 620, 625, 682, 775, 940, 1000, 1034, 1100, 1175, 1240, 1250, 1364, 1375, 1457, 1550, 1705, 1880, 2068, 2200, 2350, 2500, 2585, 2728, 2750, 2914, 3100, 3410, 3875, 4136, 4700, 5000, 5170, 5500, 5828, 5875, 6200, 6820, 6875, 7285, 7750, 8525, 9400, 10340, 11000, 11656, 11750, 12925, 13640, 13750, 14570, 15500, 16027, 17050, 19375, 20680, 23500, 25850, 27500, 29140, 29375, 31000, 32054, 34100, 36425, 38750, 42625, 47000, 51700, 55000, 58280, 58750, 64108, 64625, 68200, 72850, 77500, 80135, 85250, 103400, 117500, 128216, 129250, 145700, 155000, 160270, 170500, 182125, 213125, 235000, 258500, 291400, 320540, 323125, 341000, 364250, 400675, 426250, 517000, 641080, 646250, 728500, 801350, 852500, 910625, 1292500, 1457000, 1602700, 1705000, 1821250, 2003375, 2585000, 3205400, 3642500, 4006750, 7285000, 8013500, 10016875, 16027000, 20033750, 40067500, 80135000]

約数ペア:

[(1, 80135000), (2, 40067500), (4, 20033750), (5, 16027000), (8, 10016875), (10, 8013500), (11, 7285000), (20, 4006750), (22, 3642500), (25, 3205400), (31, 2585000), (40, 2003375), (44, 1821250), (47, 1705000), (50, 1602700), (55, 1457000), (62, 1292500), (88, 910625), (94, 852500), (100, 801350), (110, 728500), (124, 646250), (125, 641080), (155, 517000), (188, 426250), (200, 400675), (220, 364250), (235, 341000), (248, 323125), (250, 320540), (275, 291400), (310, 258500), (341, 235000), (376, 213125), (440, 182125), (470, 170500), (500, 160270), (517, 155000), (550, 145700), (620, 129250), (625, 128216), (682, 117500), (775, 103400), (940, 85250), (1000, 80135), (1034, 77500), (1100, 72850), (1175, 68200), (1240, 64625), (1250, 64108), (1364, 58750), (1375, 58280), (1457, 55000), (1550, 51700), (1705, 47000), (1880, 42625), (2068, 38750), (2200, 36425), (2350, 34100), (2500, 32054), (2585, 31000), (2728, 29375), (2750, 29140), (2914, 27500), (3100, 25850), (3410, 23500), (3875, 20680), (4136, 19375), (4700, 17050), (5000, 16027), (5170, 15500), (5500, 14570), (5828, 13750), (5875, 13640), (6200, 12925), (6820, 11750), (6875, 11656), (7285, 11000), (7750, 10340), (8525, 9400)]