64079800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:481

約数の個数: 96

約数和(自身を含む): 161507520

約数和(自身を除く): 97427720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 47, 50, 68, 85, 94, 100, 136, 170, 188, 200, 235, 340, 376, 401, 425, 470, 680, 799, 802, 850, 940, 1175, 1598, 1604, 1700, 1880, 2005, 2350, 3196, 3208, 3400, 3995, 4010, 4700, 6392, 6817, 7990, 8020, 9400, 10025, 13634, 15980, 16040, 18847, 19975, 20050, 27268, 31960, 34085, 37694, 39950, 40100, 54536, 68170, 75388, 79900, 80200, 94235, 136340, 150776, 159800, 170425, 188470, 272680, 320399, 340850, 376940, 471175, 640798, 681700, 753880, 942350, 1281596, 1363400, 1601995, 1884700, 2563192, 3203990, 3769400, 6407980, 8009975, 12815960, 16019950, 32039900, 64079800]

約数ペア:

[(1, 64079800), (2, 32039900), (4, 16019950), (5, 12815960), (8, 8009975), (10, 6407980), (17, 3769400), (20, 3203990), (25, 2563192), (34, 1884700), (40, 1601995), (47, 1363400), (50, 1281596), (68, 942350), (85, 753880), (94, 681700), (100, 640798), (136, 471175), (170, 376940), (188, 340850), (200, 320399), (235, 272680), (340, 188470), (376, 170425), (401, 159800), (425, 150776), (470, 136340), (680, 94235), (799, 80200), (802, 79900), (850, 75388), (940, 68170), (1175, 54536), (1598, 40100), (1604, 39950), (1700, 37694), (1880, 34085), (2005, 31960), (2350, 27268), (3196, 20050), (3208, 19975), (3400, 18847), (3995, 16040), (4010, 15980), (4700, 13634), (6392, 10025), (6817, 9400), (7990, 8020)]