253519175

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2371}}^1$

素因数の和:2448

約数の個数: 48

約数和(自身を含む): 395308032

約数和(自身を除く): 141788857

約数列:

[1, 5, 7, 13, 25, 35, 47, 65, 91, 175, 235, 325, 329, 455, 611, 1175, 1645, 2275, 2371, 3055, 4277, 8225, 11855, 15275, 16597, 21385, 30823, 59275, 82985, 106925, 111437, 154115, 215761, 414925, 557185, 770575, 780059, 1078805, 1448681, 2785925, 3900295, 5394025, 7243405, 10140767, 19501475, 36217025, 50703835, 253519175]

約数ペア:

[(1, 253519175), (5, 50703835), (7, 36217025), (13, 19501475), (25, 10140767), (35, 7243405), (47, 5394025), (65, 3900295), (91, 2785925), (175, 1448681), (235, 1078805), (325, 780059), (329, 770575), (455, 557185), (611, 414925), (1175, 215761), (1645, 154115), (2275, 111437), (2371, 106925), (3055, 82985), (4277, 59275), (8225, 30823), (11855, 21385), (15275, 16597)]