79437440

素因数分解:

$2^7\times 5^1\times {\mathrm{124121}}^1$

素因数の和:124140

約数の個数: 32

約数和(自身を含む): 189906660

約数和(自身を除く): 110469220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 124121, 248242, 496484, 620605, 992968, 1241210, 1985936, 2482420, 3971872, 4964840, 7943744, 9929680, 15887488, 19859360, 39718720, 79437440]

約数ペア:

[(1, 79437440), (2, 39718720), (4, 19859360), (5, 15887488), (8, 9929680), (10, 7943744), (16, 4964840), (20, 3971872), (32, 2482420), (40, 1985936), (64, 1241210), (80, 992968), (128, 620605), (160, 496484), (320, 248242), (640, 124121)]