157217875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1249}}^1$

素因数の和:1336

約数の個数: 32

約数和(自身を含む): 210600000

約数和(自身を除く): 53382125

約数列:

[1, 5, 19, 25, 53, 95, 125, 265, 475, 1007, 1249, 1325, 2375, 5035, 6245, 6625, 23731, 25175, 31225, 66197, 118655, 125875, 156125, 330985, 593275, 1257743, 1654925, 2966375, 6288715, 8274625, 31443575, 157217875]

約数ペア:

[(1, 157217875), (5, 31443575), (19, 8274625), (25, 6288715), (53, 2966375), (95, 1654925), (125, 1257743), (265, 593275), (475, 330985), (1007, 156125), (1249, 125875), (1325, 118655), (2375, 66197), (5035, 31225), (6245, 25175), (6625, 23731)]