108878720

素因数分解:

$2^7\times 5^1\times {\mathrm{170123}}^1$

素因数の和:170142

約数の個数: 32

約数和(自身を含む): 260289720

約数和(自身を除く): 151411000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 170123, 340246, 680492, 850615, 1360984, 1701230, 2721968, 3402460, 5443936, 6804920, 10887872, 13609840, 21775744, 27219680, 54439360, 108878720]

約数ペア:

[(1, 108878720), (2, 54439360), (4, 27219680), (5, 21775744), (8, 13609840), (10, 10887872), (16, 6804920), (20, 5443936), (32, 3402460), (40, 2721968), (64, 1701230), (80, 1360984), (128, 850615), (160, 680492), (320, 340246), (640, 170123)]