25625775

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{367}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 52020480

約数和(自身を除く): 26394705

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 49, 57, 75, 95, 105, 133, 147, 175, 245, 285, 367, 399, 475, 525, 665, 735, 931, 1101, 1225, 1425, 1835, 1995, 2569, 2793, 3325, 3675, 4655, 5505, 6973, 7707, 9175, 9975, 12845, 13965, 17983, 20919, 23275, 27525, 34865, 38535, 48811, 53949, 64225, 69825, 89915, 104595, 146433, 174325, 192675, 244055, 269745, 341677, 449575, 522975, 732165, 1025031, 1220275, 1348725, 1708385, 3660825, 5125155, 8541925, 25625775]

約数ペア:

[(1, 25625775), (3, 8541925), (5, 5125155), (7, 3660825), (15, 1708385), (19, 1348725), (21, 1220275), (25, 1025031), (35, 732165), (49, 522975), (57, 449575), (75, 341677), (95, 269745), (105, 244055), (133, 192675), (147, 174325), (175, 146433), (245, 104595), (285, 89915), (367, 69825), (399, 64225), (475, 53949), (525, 48811), (665, 38535), (735, 34865), (931, 27525), (1101, 23275), (1225, 20919), (1425, 17983), (1835, 13965), (1995, 12845), (2569, 9975), (2793, 9175), (3325, 7707), (3675, 6973), (4655, 5505)]