69125420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2047

約数の個数: 96

約数和(自身を含む): 188160000

約数和(自身を除く): 119034580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 182, 190, 247, 260, 266, 364, 380, 455, 494, 532, 665, 910, 988, 1235, 1330, 1729, 1820, 1999, 2470, 2660, 3458, 3998, 4940, 6916, 7996, 8645, 9995, 13993, 17290, 19990, 25987, 27986, 34580, 37981, 39980, 51974, 55972, 69965, 75962, 103948, 129935, 139930, 151924, 181909, 189905, 259870, 265867, 279860, 363818, 379810, 493753, 519740, 531734, 727636, 759620, 909545, 987506, 1063468, 1329335, 1819090, 1975012, 2468765, 2658670, 3456271, 3638180, 4937530, 5317340, 6912542, 9875060, 13825084, 17281355, 34562710, 69125420]

約数ペア:

[(1, 69125420), (2, 34562710), (4, 17281355), (5, 13825084), (7, 9875060), (10, 6912542), (13, 5317340), (14, 4937530), (19, 3638180), (20, 3456271), (26, 2658670), (28, 2468765), (35, 1975012), (38, 1819090), (52, 1329335), (65, 1063468), (70, 987506), (76, 909545), (91, 759620), (95, 727636), (130, 531734), (133, 519740), (140, 493753), (182, 379810), (190, 363818), (247, 279860), (260, 265867), (266, 259870), (364, 189905), (380, 181909), (455, 151924), (494, 139930), (532, 129935), (665, 103948), (910, 75962), (988, 69965), (1235, 55972), (1330, 51974), (1729, 39980), (1820, 37981), (1999, 34580), (2470, 27986), (2660, 25987), (3458, 19990), (3998, 17290), (4940, 13993), (6916, 9995), (7996, 8645)]