154489240

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{48889}}^1$

素因数の和:48979

約数の個数: 32

約数和(自身を含む): 352008000

約数和(自身を除く): 197518760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 48889, 97778, 195556, 244445, 391112, 488890, 977780, 1955560, 3862231, 7724462, 15448924, 19311155, 30897848, 38622310, 77244620, 154489240]

約数ペア:

[(1, 154489240), (2, 77244620), (4, 38622310), (5, 30897848), (8, 19311155), (10, 15448924), (20, 7724462), (40, 3862231), (79, 1955560), (158, 977780), (316, 488890), (395, 391112), (632, 244445), (790, 195556), (1580, 97778), (3160, 48889)]