79379775

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{4969}}^1$

素因数の和:5056

約数の個数: 36

約数和(自身を含む): 144209520

約数和(自身を除く): 64829745

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 3195, 4969, 5325, 14907, 15975, 24845, 44721, 74535, 124225, 223605, 352799, 372675, 1058397, 1118025, 1763995, 3175191, 5291985, 8819975, 15875955, 26459925, 79379775]

約数ペア:

[(1, 79379775), (3, 26459925), (5, 15875955), (9, 8819975), (15, 5291985), (25, 3175191), (45, 1763995), (71, 1118025), (75, 1058397), (213, 372675), (225, 352799), (355, 223605), (639, 124225), (1065, 74535), (1775, 44721), (3195, 24845), (4969, 15975), (5325, 14907)]