66142600

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{7691}}^1$

素因数の和:7750

約数の個数: 48

約数和(自身を含む): 157378320

約数和(自身を除く): 91235720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 7691, 8600, 15382, 30764, 38455, 61528, 76910, 153820, 192275, 307640, 330713, 384550, 661426, 769100, 1322852, 1538200, 1653565, 2645704, 3307130, 6614260, 8267825, 13228520, 16535650, 33071300, 66142600]

約数ペア:

[(1, 66142600), (2, 33071300), (4, 16535650), (5, 13228520), (8, 8267825), (10, 6614260), (20, 3307130), (25, 2645704), (40, 1653565), (43, 1538200), (50, 1322852), (86, 769100), (100, 661426), (172, 384550), (200, 330713), (215, 307640), (344, 192275), (430, 153820), (860, 76910), (1075, 61528), (1720, 38455), (2150, 30764), (4300, 15382), (7691, 8600)]