155158240

素因数分解:

$2^5\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2371}}^1$

素因数の和:2795

約数の個数: 48

約数和(自身を含む): 367612560

約数和(自身を除く): 212454320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 409, 818, 1636, 2045, 2371, 3272, 4090, 4742, 6544, 8180, 9484, 11855, 13088, 16360, 18968, 23710, 32720, 37936, 47420, 65440, 75872, 94840, 189680, 379360, 969739, 1939478, 3878956, 4848695, 7757912, 9697390, 15515824, 19394780, 31031648, 38789560, 77579120, 155158240]

約数ペア:

[(1, 155158240), (2, 77579120), (4, 38789560), (5, 31031648), (8, 19394780), (10, 15515824), (16, 9697390), (20, 7757912), (32, 4848695), (40, 3878956), (80, 1939478), (160, 969739), (409, 379360), (818, 189680), (1636, 94840), (2045, 75872), (2371, 65440), (3272, 47420), (4090, 37936), (4742, 32720), (6544, 23710), (8180, 18968), (9484, 16360), (11855, 13088)]