142375000

素因数分解:

$2^3\times 5^6\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:120

約数の個数: 112

約数和(自身を含む): 358589160

約数和(自身を除く): 216214160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 67, 68, 85, 100, 125, 134, 136, 170, 200, 250, 268, 335, 340, 425, 500, 536, 625, 670, 680, 850, 1000, 1139, 1250, 1340, 1675, 1700, 2125, 2278, 2500, 2680, 3125, 3350, 3400, 4250, 4556, 5000, 5695, 6250, 6700, 8375, 8500, 9112, 10625, 11390, 12500, 13400, 15625, 16750, 17000, 21250, 22780, 25000, 28475, 31250, 33500, 41875, 42500, 45560, 53125, 56950, 62500, 67000, 83750, 85000, 106250, 113900, 125000, 142375, 167500, 209375, 212500, 227800, 265625, 284750, 335000, 418750, 425000, 531250, 569500, 711875, 837500, 1046875, 1062500, 1139000, 1423750, 1675000, 2093750, 2125000, 2847500, 3559375, 4187500, 5695000, 7118750, 8375000, 14237500, 17796875, 28475000, 35593750, 71187500, 142375000]

約数ペア:

[(1, 142375000), (2, 71187500), (4, 35593750), (5, 28475000), (8, 17796875), (10, 14237500), (17, 8375000), (20, 7118750), (25, 5695000), (34, 4187500), (40, 3559375), (50, 2847500), (67, 2125000), (68, 2093750), (85, 1675000), (100, 1423750), (125, 1139000), (134, 1062500), (136, 1046875), (170, 837500), (200, 711875), (250, 569500), (268, 531250), (335, 425000), (340, 418750), (425, 335000), (500, 284750), (536, 265625), (625, 227800), (670, 212500), (680, 209375), (850, 167500), (1000, 142375), (1139, 125000), (1250, 113900), (1340, 106250), (1675, 85000), (1700, 83750), (2125, 67000), (2278, 62500), (2500, 56950), (2680, 53125), (3125, 45560), (3350, 42500), (3400, 41875), (4250, 33500), (4556, 31250), (5000, 28475), (5695, 25000), (6250, 22780), (6700, 21250), (8375, 17000), (8500, 16750), (9112, 15625), (10625, 13400), (11390, 12500)]