313699794400

素因数分解:

$2^5\times 5^2\times {\mathrm{1993}}^1\times {\mathrm{196751}}^1$

素因数の和:198764

約数の個数: 72

約数和(自身を含む): 766207772064

約数和(自身を除く): 452507977664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 1993, 3986, 7972, 9965, 15944, 19930, 31888, 39860, 49825, 63776, 79720, 99650, 159440, 196751, 199300, 318880, 393502, 398600, 787004, 797200, 983755, 1574008, 1594400, 1967510, 3148016, 3935020, 4918775, 6296032, 7870040, 9837550, 15740080, 19675100, 31480160, 39350200, 78700400, 157400800, 392124743, 784249486, 1568498972, 1960623715, 3136997944, 3921247430, 6273995888, 7842494860, 9803118575, 12547991776, 15684989720, 19606237150, 31369979440, 39212474300, 62739958880, 78424948600, 156849897200, 313699794400]

約数ペア:

[(1, 313699794400), (2, 156849897200), (4, 78424948600), (5, 62739958880), (8, 39212474300), (10, 31369979440), (16, 19606237150), (20, 15684989720), (25, 12547991776), (32, 9803118575), (40, 7842494860), (50, 6273995888), (80, 3921247430), (100, 3136997944), (160, 1960623715), (200, 1568498972), (400, 784249486), (800, 392124743), (1993, 157400800), (3986, 78700400), (7972, 39350200), (9965, 31480160), (15944, 19675100), (19930, 15740080), (31888, 9837550), (39860, 7870040), (49825, 6296032), (63776, 4918775), (79720, 3935020), (99650, 3148016), (159440, 1967510), (196751, 1594400), (199300, 1574008), (318880, 983755), (393502, 797200), (398600, 787004)]