189831425

素因数分解:

$5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 278232192

約数和(自身を除く): 88400767

約数列:

[1, 5, 7, 25, 35, 53, 97, 175, 211, 265, 371, 485, 679, 1055, 1325, 1477, 1855, 2425, 3395, 5141, 5275, 7385, 9275, 11183, 16975, 20467, 25705, 35987, 36925, 55915, 78281, 102335, 128525, 143269, 179935, 279575, 391405, 511675, 716345, 899675, 1084751, 1957025, 3581725, 5423755, 7593257, 27118775, 37966285, 189831425]

約数ペア:

[(1, 189831425), (5, 37966285), (7, 27118775), (25, 7593257), (35, 5423755), (53, 3581725), (97, 1957025), (175, 1084751), (211, 899675), (265, 716345), (371, 511675), (485, 391405), (679, 279575), (1055, 179935), (1325, 143269), (1477, 128525), (1855, 102335), (2425, 78281), (3395, 55915), (5141, 36925), (5275, 35987), (7385, 25705), (9275, 20467), (11183, 16975)]