153916040

素因数分解:

$2^3\times 5^1\times {\mathrm{659}}^1\times {\mathrm{5839}}^1$

素因数の和:6509

約数の個数: 32

約数和(自身を含む): 346896000

約数和(自身を除く): 192979960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 659, 1318, 2636, 3295, 5272, 5839, 6590, 11678, 13180, 23356, 26360, 29195, 46712, 58390, 116780, 233560, 3847901, 7695802, 15391604, 19239505, 30783208, 38479010, 76958020, 153916040]

約数ペア:

[(1, 153916040), (2, 76958020), (4, 38479010), (5, 30783208), (8, 19239505), (10, 15391604), (20, 7695802), (40, 3847901), (659, 233560), (1318, 116780), (2636, 58390), (3295, 46712), (5272, 29195), (5839, 26360), (6590, 23356), (11678, 13180)]