64018425

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 109992960

約数和(自身を除く): 45974535

約数列:

[1, 3, 5, 15, 25, 41, 75, 109, 123, 191, 205, 327, 545, 573, 615, 955, 1025, 1635, 2725, 2865, 3075, 4469, 4775, 7831, 8175, 13407, 14325, 20819, 22345, 23493, 39155, 62457, 67035, 104095, 111725, 117465, 195775, 312285, 335175, 520475, 587325, 853579, 1561425, 2560737, 4267895, 12803685, 21339475, 64018425]

約数ペア:

[(1, 64018425), (3, 21339475), (5, 12803685), (15, 4267895), (25, 2560737), (41, 1561425), (75, 853579), (109, 587325), (123, 520475), (191, 335175), (205, 312285), (327, 195775), (545, 117465), (573, 111725), (615, 104095), (955, 67035), (1025, 62457), (1635, 39155), (2725, 23493), (2865, 22345), (3075, 20819), (4469, 14325), (4775, 13407), (7831, 8175)]