386173450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1987}}^1$

素因数の和:2048

約数の個数: 72

約数和(自身を含む): 812010528

約数和(自身を除く): 425837078

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 115, 130, 169, 230, 299, 325, 338, 575, 598, 650, 845, 1150, 1495, 1690, 1987, 2990, 3887, 3974, 4225, 7475, 7774, 8450, 9935, 14950, 19435, 19870, 25831, 38870, 45701, 49675, 51662, 91402, 97175, 99350, 129155, 194350, 228505, 258310, 335803, 457010, 594113, 645775, 671606, 1142525, 1188226, 1291550, 1679015, 2285050, 2970565, 3358030, 5941130, 7723469, 8395075, 14852825, 15446938, 16790150, 29705650, 38617345, 77234690, 193086725, 386173450]

約数ペア:

[(1, 386173450), (2, 193086725), (5, 77234690), (10, 38617345), (13, 29705650), (23, 16790150), (25, 15446938), (26, 14852825), (46, 8395075), (50, 7723469), (65, 5941130), (115, 3358030), (130, 2970565), (169, 2285050), (230, 1679015), (299, 1291550), (325, 1188226), (338, 1142525), (575, 671606), (598, 645775), (650, 594113), (845, 457010), (1150, 335803), (1495, 258310), (1690, 228505), (1987, 194350), (2990, 129155), (3887, 99350), (3974, 97175), (4225, 91402), (7475, 51662), (7774, 49675), (8450, 45701), (9935, 38870), (14950, 25831), (19435, 19870)]