157895480

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1049}}^1$

素因数の和:1184

約数の個数: 64

約数和(自身を含む): 367416000

約数和(自身を除く): 209520520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 71, 106, 142, 212, 265, 284, 355, 424, 530, 568, 710, 1049, 1060, 1420, 2098, 2120, 2840, 3763, 4196, 5245, 7526, 8392, 10490, 15052, 18815, 20980, 30104, 37630, 41960, 55597, 74479, 75260, 111194, 148958, 150520, 222388, 277985, 297916, 372395, 444776, 555970, 595832, 744790, 1111940, 1489580, 2223880, 2979160, 3947387, 7894774, 15789548, 19736935, 31579096, 39473870, 78947740, 157895480]

約数ペア:

[(1, 157895480), (2, 78947740), (4, 39473870), (5, 31579096), (8, 19736935), (10, 15789548), (20, 7894774), (40, 3947387), (53, 2979160), (71, 2223880), (106, 1489580), (142, 1111940), (212, 744790), (265, 595832), (284, 555970), (355, 444776), (424, 372395), (530, 297916), (568, 277985), (710, 222388), (1049, 150520), (1060, 148958), (1420, 111194), (2098, 75260), (2120, 74479), (2840, 55597), (3763, 41960), (4196, 37630), (5245, 30104), (7526, 20980), (8392, 18815), (10490, 15052)]