77279360

素因数分解:

$2^7\times 5^1\times {\mathrm{120749}}^1$

素因数の和:120768

約数の個数: 32

約数和(自身を含む): 184747500

約数和(自身を除く): 107468140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 120749, 241498, 482996, 603745, 965992, 1207490, 1931984, 2414980, 3863968, 4829960, 7727936, 9659920, 15455872, 19319840, 38639680, 77279360]

約数ペア:

[(1, 77279360), (2, 38639680), (4, 19319840), (5, 15455872), (8, 9659920), (10, 7727936), (16, 4829960), (20, 3863968), (32, 2414980), (40, 1931984), (64, 1207490), (80, 965992), (128, 603745), (160, 482996), (320, 241498), (640, 120749)]